찾다
백엔드 개발PHP 튜토리얼PHP+jQuery 注册模块开发,phpjquery模块开发_PHP教程

PHP+jQuery 注册模块开发,phpjquery模块开发

<span>/*</span><span>
******* 环境: Apache2.2.8 + PHP5.2.6 + MySQL5.0.51b + jQuery-1.8.3.min.js *******<br />******* 其他组件:Zend_mail( Zend_framework 1.11.11 )<br />******* Date:2014-09-25<br />******* Author:小dee<br />******* Blog:http://www.cnblogs.com/dee0912/<br /></span><span>*/</span>

写了一个简单的PHP+jQuery注册模块,需要填写的栏目包括用户名、邮箱、密码、重复密码和验证码,其中每个栏目需要具备的功能和要求如下图:

在做这个模块的时候,很大程度上借鉴了网易注册( http://reg.163.com/reg/reg.jsp?product=urs )的功能和样式。但网易对于每个栏目的判断的做法是:在输入文字时,并不给出任何实时的检测结果,而在这个栏目失去焦点时,才把检测的结果展示出来,这种做法我认为会使用户在输入时视觉上比较统一,看到的是关于该栏目要求的提示,不会出现其他信息的打扰,但同时也不会得到正在输入的字符的检测提示。所以在做这个功能的时候,我把我自认为需要实时提示的一些信息做了相应的加强,比如用户名长度超过限制和密码的长度以及强弱,并且给邮箱的大写锁定做了简单的判断。

注:表单的提交按钮type为button而不是submit,因此所有栏目的回车( keydown )都统一设置为将焦点移至下一个栏目,除了最后一个栏目验证码,在验证码栏目使用回车( keydown )会触发提交事件。

 

功能分析

用户名栏目:

流程

①页面加载完即获得焦点,获得焦点时出现初始说明文字;

②鼠标点击用户名输入框,出现初始说明文字;

③输入字符,即时提示是否符合长度要求;

④失去焦点时首先判断是否为空,为空时提示不能为空;非空且长度满足要求时,开始检测用户名是否被注册;

⑤用户名已被注册,给出提示,如果没有注册,则提示可以注册;

⑥再次获得焦点时,不论输入框中是否有输入,或是否输入符合规定,都出现初始说明文字

⑦回车时将焦点移至邮箱栏目

如图:

细节

可以使用任意字符,并且字数限制为:中文长度不超过7个汉字,英文、数字或符号长度不超过14个字母、数字或符号(类似豆瓣注册https://www.douban.com/accounts/register),即不超过14个字符

关于占位符(字符长度),一个汉字的占位符是2,一个英文(数字)的占位符是1,可以用php语句来计算字符的长度

<span>1</span> <?<span>php
</span><span>2</span> <span>//</span><span>php.ini开启了php_mbstring.dll扩展</span>
<span>3</span> <span>$str</span>="博客园小dee"<span>;
</span><span>4</span>  
<span>5</span> <span>echo</span> (<span>strlen</span>(<span>$str</span>)+mb_strlen(<span>$str</span>,'utf-8'))/2;

输出:11

而strlen($str) 输出的是15:4*3+3,汉字在utf-8编码下占3个字节,英文占1个,

mb_strlen($str,'utf-8') 输出的是7:一个汉字的长度是1,

如果用jquery的length来输出这个字符串,alert($("#uname").val().length),则会得到长度7,

这点要注意。

同时用户名两端不能含有空格,在检测以及注册时,程序会自动过滤用户名两端的空格。

 

register.html 用户名栏目的HTML代码片段:

<span>1</span> <span><!--</span><span> 用户名 </span><span>--></span>        
<span>2</span> <span><</span><span>div </span><span>class</span><span>="ipt fipt"</span><span>></span>
<span>3</span>     <span><</span><span>input </span><span>type</span><span>="text"</span><span> name</span><span>="uname"</span><span> id</span><span>="uname"</span><span> value</span><span>=""</span><span> placeholder</span><span>="输入用户名"</span><span>  autocomplete</span><span>="off"</span> <span>/></span>
<span>4</span>     <span><!--</span><span>提示文字</span><span>--></span>
<span>5</span>     <span><</span><span>span </span><span>id</span><span>="unamechk"</span><span>></</span><span>span</span><span>></span>
<span>6</span> <span></</span><span>div</span><span>></span>

register.js公用部分的js代码:

<span> 1</span> $(<span>function</span><span>(){
</span><span> 2</span>     
<span> 3</span>     <span>//</span><span>说明文字</span>
<span> 4</span>     <span>function</span><span> notice(showMsg,noticeMsg){            
</span><span> 5</span>         showMsg.html(noticeMsg).attr("class","notice"<span>);
</span><span> 6</span> <span>    }
</span><span> 7</span>     <span>//</span><span>显示错误信息</span>
<span> 8</span>     <span>function</span><span> error(showMsg,errorMsg){    
</span><span> 9</span>         showMsg.html(errorMsg).attr("class","error"<span>);
</span><span>10</span> <span>    }    
</span><span>11</span>     <span>//</span><span>显示正确信息</span>
<span>12</span>     <span>function</span><span> success(showMsg,successMsg){    
</span><span>13</span> <span>        showMsg.html(successMsg)                
</span><span>14</span>                        .css("height","20px"<span>)
</span><span>15</span>                        .attr("class","success"<span>);
</span><span>16</span> <span>    }
</span><span>17</span> 
<span>18</span>     <span>//</span><span>计算字符长度</span>
<span>19</span>     <span>function</span><span> countLen(value){
</span><span>20</span>     
<span>21</span>         <span>var</span> len = 0<span>; 
</span><span>22</span>         <span>for</span> (<span>var</span> i = 0; i < value.length; i++<span>) { 
</span><span>23</span>             <span>if</span> (value[i].match(/[^\x00-\xff]/ig) != <span>null</span><span>) 
</span><span>24</span>             len += 2<span>; 
</span><span>25</span>             <span>else</span> 
<span>26</span>             len += 1<span>; 
</span><span>27</span> <span>        } 
</span><span>28</span>         <span>return</span><span> len;
</span><span>29</span>     <span>}                     
</span><span>30</span> 
<span>31</span>     <span>//</span><span>......</span>
<span>32</span> )};

 register.js用户名部分的js代码:

<span> 1</span> <span>//</span><span>检测用户名长度</span>
<span> 2</span> <span>function</span><span> unameLen(value){
</span><span> 3</span>     
<span> 4</span>         <span>var</span> showMsg = $("#unamechk"<span>);
</span><span> 5</span> 
<span> 6</span>         <span>/*</span><span> (strlen($str)+mb_strlen($str))/2 可得出限制字符长度的上限,
</span><span> 7</span> <span>        *  例如:$str为7个汉字:"博客园记录生活",利用上面的语句可得出14,
</span><span> 8</span> <span>        *  同样,14个英文,利用上面的语句同样能得出字符长度为14
</span><span> 9</span>         <span>*/</span>
<span>10</span>         <span>if</span>(countLen(value) > 14<span>){
</span><span>11</span>                         
<span>12</span>             <span>var</span> errorMsg = '用户名长度不能超过14个英文或7个汉字'<span>;
</span><span>13</span> <span>            error(showMsg,errorMsg);        
</span><span>14</span>         }<span>else</span> <span>if</span>(countLen(value) == 0<span>){
</span><span>15</span>         
<span>16</span>             <span>var</span> noticeMsg = '用户名不能为空'<span>;
</span><span>17</span> <span>            notice(showMsg,noticeMsg);
</span><span>18</span>         }<span>else</span><span>{
</span><span>19</span> 
<span>20</span>             <span>var</span> successMsg = '长度符合要求'<span>;
</span><span>21</span> <span>            success(showMsg,successMsg);
</span><span>22</span> <span>        }
</span><span>23</span> 
<span>24</span>         <span>return</span><span> countLen(value);
</span><span>25</span> <span>    }
</span><span>26</span> 
<span>27</span>     <span>//</span><span>用户名</span>
<span>28</span>     unameLen($("#uname"<span>).val());
</span><span>29</span>     
<span>30</span>     $("#uname").focus(<span>function</span><span>(){
</span><span>31</span>     
<span>32</span>                     <span>var</span> noticeMsg = '中英文均可,最长为14个英文或7个汉字'<span>;
</span><span>33</span>                     notice($("#unamechk"<span>),noticeMsg);
</span><span>34</span> <span>                })
</span><span>35</span>                .click(<span>function</span><span>(){
</span><span>36</span>                     
<span>37</span>                     <span>var</span> noticeMsg = '中英文均可,最长为14个英文或7个汉字'<span>;
</span><span>38</span>                     notice($("#unamechk"<span>),noticeMsg);
</span><span>39</span> <span>                })
</span><span>40</span>                .keyup(<span>function</span><span>(){
</span><span>41</span>     
<span>42</span>                     unameLen(<span>this</span><span>.value);
</span><span>43</span>                 }).keydown(<span>function</span><span>(){
</span><span>44</span>                 
<span>45</span>                     <span>//</span><span>把焦点移至邮箱栏目</span>
<span>46</span>                     <span>if</span>(event.keyCode == 13<span>){
</span><span>47</span>                         
<span>48</span>                         $("#uemail"<span>).focus();
</span><span>49</span> <span>                    }
</span><span>50</span> <span>                })
</span><span>51</span>                 .blur(<span>function</span><span>(){
</span><span>52</span>                 
<span>53</span>                     <span>if</span>($("#uname").val()!="" && unameLen(<span>this</span>.value)<=14 && unameLen(<span>this</span>.value)>0<span>){
</span><span>54</span>                         <span>//</span><span>检测中</span>
<span>55</span>                         $("#unamechk").html("检测中...").attr("class","loading"<span>);
</span><span>56</span>                         <span>//</span><span>ajax查询用户名是否被注册</span>
<span>57</span>                         $.post("./../chkname.php"<span>,{
</span><span>58</span>                         
<span>59</span>                             <span>//</span><span>要传递的数据</span>
<span>60</span>                             uname : $("#uname"<span>).val()
</span><span>61</span>                         },<span>function</span><span>(data,textStatus){
</span><span>62</span>                             
<span>63</span>                             <span>if</span>(data == 0<span>){
</span><span>64</span>                             
<span>65</span>                                 <span>var</span> successMsg = '恭喜,该用户名可以注册'<span>;
</span><span>66</span>                                 $("#unamechk").html(successMsg).attr("class","success"<span>);
</span><span>67</span> 
<span>68</span>                                 <span>//</span><span>设置参数</span>
<span>69</span>                                 nameval = <span>true</span><span>;
</span><span>70</span>                             }<span>else</span> <span>if</span>(data == 1<span>){
</span><span>71</span>                             
<span>72</span>                                 <span>var</span> errorMsg = '该用户名已被注册'<span>;
</span><span>73</span>                                 error($("#unamechk"<span>),errorMsg);
</span><span>74</span>                             }<span>else</span><span>{
</span><span>75</span>                             
<span>76</span>                                 <span>var</span> errorMsg = '查询出错,请联系网站管理员'<span>;
</span><span>77</span>                                 error($("#unamechk"<span>),errorMsg);
</span><span>78</span> <span>                            }
</span><span>79</span> <span>                        });
</span><span>80</span>                     }<span>else</span> <span>if</span>(unameLen(<span>this</span>.value)>14<span>){
</span><span>81</span>                     
<span>82</span>                         <span>var</span> errorMsg = '用户名长度不能超过14个英文或7个汉字'<span>;
</span><span>83</span>                         error($("#unamechk"<span>),errorMsg);
</span><span>84</span>                     }<span>else</span><span>{
</span><span>85</span>                     
<span>86</span>                         <span>var</span> errorMsg = '用户名不能为空'<span>;
</span><span>87</span>                         error($("#unamechk"<span>),errorMsg);
</span><span>88</span> <span>                    }
</span><span>89</span> <span>});
</span><span>90</span> 
<span>91</span> <span>//</span><span>加载后即获得焦点</span>
<span>92</span> $("#uname").focus();

checkname.php代码:

<span> 1</span> <?<span>php
</span><span> 2</span> 
<span> 3</span>     <span>header</span>("charset=utf-8"<span>);
</span><span> 4</span> 
<span> 5</span>     <span>require_once</span>("conn/conn.php"<span>);
</span><span> 6</span> 
<span> 7</span>     <span>if</span>(<span>isset</span>(<span>$_POST</span>['uname']) && <span>$_POST</span>['uname']!=""<span>){
</span><span> 8</span>     
<span> 9</span>         <span>$uname</span> = <span>trim</span>(<span>addslashes</span>(<span>$_POST</span>['uname'<span>]));
</span><span>10</span> <span>    }
</span><span>11</span> 
<span>12</span>     <span>$sql</span> = "select uname from user where uname='".<span>$uname</span>."'"<span>;
</span><span>13</span>     
<span>14</span>     <span>if</span>(<span>$conne</span>->getRowsNum(<span>$sql</span>) == 1<span>){
</span><span>15</span>     
<span>16</span>         <span>$state</span> = 1<span>;
</span><span>17</span>     }<span>else</span> <span>if</span>(<span>$conne</span>->getRowsNum(<span>$sql</span>) == 0<span>){
</span><span>18</span>     
<span>19</span>         <span>$state</span> = 0<span>;
</span><span>20</span>     }<span>else</span><span>{
</span><span>21</span> 
<span>22</span>         <span>echo</span> <span>$conne</span>-><span>msg_error();
</span><span>23</span> <span>    }
</span><span>24</span> 
<span>25</span>     <span>echo</span> <span>$state</span>;

提示文字( Chrome下 )

①初始获得焦点、再次获得焦点或点击时

 

       

 

②输入时实时检测长度

       

   

 

③删除至空且未失去焦点时,使用蓝色图标提示不能为空——用户在输入时看起来不突兀

       

 

④失去焦点且不为空,检测是否被注册( 非常短暂,一闪而过 )

     

⑤失去焦点时为空、可以注册、已被注册时

       

       

       

用户名分析至此完毕。

 

邮箱栏目:

流程

①当栏目获得焦点或者点击时不论栏目为空、填写正确或者填写错误时都出现说明文字;

②用户输入时出现下拉菜单显示多种邮件后缀供用户选择;

失去焦点时首先判断邮箱格式是否正确,如果正确则检测邮箱是否被注册 ;

④在使用回车选择下拉菜单时,将自动填充邮箱栏目;没有出现下拉菜单时,将焦点移至密码栏目

如图:

register.html 邮箱栏目HTML代码片段:

<span>1</span> <span><!--</span><span> email </span><span>--></span>            
<span>2</span> <span><</span><span>div </span><span>class</span><span>="ipt"</span><span>></span>
<span>3</span>     <span><</span><span>input </span><span>type</span><span>="text"</span><span> name</span><span>="uemail"</span><span> id</span><span>="uemail"</span><span> value</span><span>=""</span><span> placeholder</span><span>="常用邮箱地址"</span> <span>/></span>
<span>4</span>     <span><</span><span>span </span><span>id</span><span>="uemailchk"</span><span>></</span><span>span</span><span>></span>
<span>5</span>     <span><</span><span>ul </span><span>class</span><span>="autoul"</span><span>></</span><span>ul</span><span>></span>
<span>6</span> <span></</span><span>div</span><span>></span>    

下拉功能emailup.js同之前的博文《jQuery实现下拉提示且自动填充的邮箱》,略有修改,注意用回车( keydown和keyup事件 )在不同情况下触发的不同动作:

PHP+jQuery 注册模块开发,phpjquery模块开发_PHP教程 1 $(function(){ 2 3 //初始化邮箱列表 4 var mail = new Array("sina.com","126.com","163.com","gmail.com","qq.com","hotmail.com","sohu.com","139.com","189.cn","sina.cn"); 5 6 //把邮箱列表加入下拉 7 for(var i=0;i){ 8 9 var $liElement = $("
  • @"+mail[i]+"
  • "); 10 11 $liElement.appendTo("ul.autoul"); 12 } 13 14 //下拉菜单初始隐藏 15 $(".autoul").hide(); 16 17 //在邮箱输入框输入字符 18 $("#uemail").keyup(function(){ 19 20 if(event.keyCode!=38 && event.keyCode!=40 && event.keyCode!=13){ 21 22 //菜单展现,需要排除空格开头和"@"开头 23 if( $.trim($(this).val())!="" && $.trim(this.value).match(/^@/)==null ) { 24 25 $(".autoul").show(); 26 //修改 27 $(".autoul li").show(); 28 29 //同时去掉原先的高亮,把第一条提示高亮 30 if($(".autoul li.lihover").hasClass("lihover")) { 31 $(".autoul li.lihover").removeClass("lihover"); 32 } 33 $(".autoul li:visible:eq(0)").addClass("lihover"); 34 }else{//如果为空或者"@"开头 35 $(".autoul").hide(); 36 $(".autoul li:eq(0)").removeClass("lihover"); 37 } 38 39 //把输入的字符填充进提示,有两种情况:1.出现"@"之前,把"@"之前的字符进行填充;2.出现第一次"@"时以及"@"之后还有字符时,不填充 40 //出现@之前 41 if($.trim(this.value).match(/[^@]@/)==null){//输入了不含"@"的字符或者"@"开头 42 if($.trim(this.value).match(/^@/)==null){ 43 44 //不以"@"开头 45 //这里要根据实际html情况进行修改 46 $(this).siblings("ul").children("li").children(".ex").text($(this).val()); 47 } 48 }else{ 49 50 //输入字符后,第一次出现了不在首位的"@" 51 //当首次出现@之后,有2种情况:1.继续输入;2.没有继续输入 52 //当继续输入时 53 var str = this.value;//输入的所有字符 54 var strs = new Array(); 55 strs = str.split("@");//输入的所有字符以"@"分隔 56 $(".ex").text(strs[0]);//"@"之前输入的内容 57 var len = strs[0].length;//"@"之前输入内容的长度 58 if(this.value.length>len+1){ 59 60 //截取出@之后的字符串,@之前字符串的长度加@的长度,从第(len+1)位开始截取 61 var strright = str.substr(len+1); 62 63 //正则屏蔽匹配反斜杠"\" 64 if(strright.match(/[\\]/)!=null){ 65 strright.replace(/[\\]/,""); 66 return false; 67 } 68 69 //遍历li 70 $("ul.autoul li").each(function(){ 71 72 //遍历span 73 //$(this) li 74 $(this).children("span.step").each(function(){ 75 76 //@之后的字符串与邮件后缀进行比较 77 //当输入的字符和下拉中邮件后缀匹配并且出现在第一位出现 78 //$(this) span.step 79 if($("ul.autoul li").children("span.step").text().match(strright)!=null && $(this).text().indexOf(strright)==0){ 80 81 //class showli是输入框@后的字符和邮件列表对比匹配后给匹配的邮件li加上的属性 82 $(this).parent().addClass("showli"); 83 //如果输入的字符和提示菜单完全匹配,则去掉高亮和showli,同时提示隐藏 84 85 if(strright.length>=$(this).text().length){ 86 87 $(this).parent().removeClass("showli").removeClass("lihover").hide(); 88 } 89 }else{ 90 $(this).parent().removeClass("showli"); 91 } 92 if($(this).parent().hasClass("showli")){ 93 $(this).parent().show(); 94 $(this).parent("li").parent("ul").children("li.showli:eq(0)").addClass("lihover"); 95 }else{ 96 $(this).parent().hide(); 97 $(this).parent().removeClass("lihover"); 98 } 99 }); 100 }); 101 102 //修改 103 if(!$(".autoul").children("li").hasClass("showli")){ 104 105 $(".autoul").hide(); 106 } 107 }else{ 108 //"@"后没有继续输入时 109 $(".autoul").children().show(); 110 $("ul.autoul li").removeClass("showli"); 111 $("ul.autoul li.lihover").removeClass("lihover"); 112 $("ul.autoul li:eq(0)").addClass("lihover"); 113 } 114 } 115 }//有效输入按键事件结束 116 117 if(event.keyCode == 8 || event.keyCode == 46){ 118 119 $(this).next().children().removeClass("lihover"); 120 $(this).next().children("li:visible:eq(0)").addClass("lihover"); 121 }//删除事件结束 122 123 if(event.keyCode == 38){ 124 //使光标始终在输入框文字右边 125 $(this).val($(this).val()); 126 }//方向键↑结束 127 128 if(event.keyCode == 13){ 129 130 //keyup时只做菜单收起相关的动作和去掉lihover类的动作,不涉及焦点转移 131 $(".autoul").hide(); 132 $(".autoul").children().hide(); 133 $(".autoul").children().removeClass("lihover"); 134 } 135 }); 136 137 $("#uemail").keydown(function(){ 138 139 if(event.keyCode == 40){ 140 141 //当键盘按下↓时,如果已经有li处于被选中的状态,则去掉状态,并把样式赋给下一条(可见的)li 142 if ($("ul.autoul li").is(".lihover")) { 143 144 //如果还存在下一条(可见的)li的话 145 if ($("ul.autoul li.lihover").nextAll().is("li:visible")) { 146 147 if ($("ul.autoul li.lihover").nextAll().hasClass("showli")) { 148 149 $("ul.autoul li.lihover").removeClass("lihover") 150 .nextAll(".showli:eq(0)").addClass("lihover"); 151 } else { 152 153 $("ul.autoul li.lihover").removeClass("lihover").removeClass("showli") 154 .next("li:visible").addClass("lihover"); 155 $("ul.autoul").children().show(); 156 } 157 } else { 158 159 $("ul.autoul li.lihover").removeClass("lihover"); 160 $("ul.autoul li:visible:eq(0)").addClass("lihover"); 161 } 162 } 163 } 164 165 if(event.keyCode == 38){ 166 167 //当键盘按下↓时,如果已经有li处于被选中的状态,则去掉状态,并把样式赋给下一条(可见的)li 168 if($("ul.autoul li").is(".lihover")){ 169 170 //如果还存在上一条(可见的)li的话 171 if($("ul.autoul li.lihover").prevAll().is("li:visible")){ 172 173 174 if($("ul.autoul li.lihover").prevAll().hasClass("showli")){ 175 176 $("ul.autoul li.lihover").removeClass("lihover") 177 .prevAll(".showli:eq(0)").addClass("lihover"); 178 }else{ 179 180 $("ul.autoul li.lihover").removeClass("lihover").removeClass("showli") 181 .prev("li:visible").addClass("lihover"); 182 $("ul.autoul").children().show(); 183 } 184 }else{ 185 186 $("ul.autoul li.lihover").removeClass("lihover"); 187 $("ul.autoul li:visible:eq("+($("ul.autoul li:visible").length-1)+")").addClass("lihover"); 188 } 189 }else{ 190 191 //当键盘按下↓时,如果之前没有一条li被选中的话,则第一条(可见的)li被选中 192 $("ul.autoul li:visible:eq("+($("ul.autoul li:visible").length-1)+")").addClass("lihover"); 193 } 194 } 195 196 if(event.keyCode == 13){ 197 198 //keydown时完成的两个动作 ①填充 ②判断下拉菜单是否存在,如果不存在则焦点移至密码栏目。注意下拉菜单的收起动作放在keyup事件中。即当从下拉菜单中选择邮箱的时候按回车不会触发焦点转移,而选择完毕菜单收起之后再按回车,才会触发焦点转移事件 199 if($("ul.autoul li").is(".lihover")) { 200 201 $("#uemail").val($("ul.autoul li.lihover").children(".ex").text() + "@" + $("ul.autoul li.lihover").children(".step").text()); 202 } 203 204 //把焦点移至密码栏目 205 if($(".autoul").attr("style") == "display: none;"){ 206 207 $("#upwd").focus(); 208 } 209 } 210 }); 211 212 213 //把click事件修改为mousedown,避免click事件时短暂的失去焦点而触发blur事件 214 $(".autoli").mousedown(function(){ 215 216 $("#uemail").val($(this).children(".ex").text()+$(this).children(".at").text()+$(this).children(".step").text()); 217 $(".autoul").hide(); 218 219 //修改 220 $("#uemail").focus(); 221 }).hover(function(){ 222 223 if($("ul.autoul li").hasClass("lihover")){ 224 225 $("ul.autoul li").removeClass("lihover"); 226 } 227 $(this).addClass("lihover"); 228 }); 229 230 $("body").click(function(){ 231 232 $(".autoul").hide(); 233 }); 234 }); View Code 

    register.js邮箱代码片段:

    <span>//</span><span>邮箱下拉js单独引用emailup.js</span>
    $("#uemail").focus(<span>function</span><span>(){
        
                        </span><span>var</span> noticeMsg = '用来登陆网站,接收到激活邮件才能完成注册'<span>;
                        notice($(</span>"#uemailchk"<span>),noticeMsg);
                    })
                    .click(</span><span>function</span><span>(){
        
                        </span><span>var</span> noticeMsg = '用来登陆网站,接收到激活邮件才能完成注册'<span>;
                        notice($(</span>"#uemailchk"<span>),noticeMsg);
                    })
                    .blur(</span><span>function</span><span>(){
                    
                        </span><span>if</span>(<span>this</span>.value!="" && <span>this</span>.value.match(/^[\w-]+(\.[\w-]+)*@[\w-]+(\.[\w-]+)+$/)!=<span>null</span><span>){
                        
                            </span><span>//</span><span>检测是否被注册</span>
                            $("#uemailchk").html("检测中...").attr("class","loading"<span>);
                            </span><span>//</span><span>ajax查询用户名是否被注册</span>
                            $.post("./../chkemail.php"<span>,{
                            
                                </span><span>//</span><span>要传递的数据</span>
                                uemail : $("#uemail"<span>).val()
                            },</span><span>function</span><span>(data,textStatus){
                                
                                </span><span>if</span>(data == 0<span>){
                                
                                    </span><span>var</span> successMsg = '恭喜,该邮箱可以注册'<span>;
                                    $(</span>"#uemailchk").html(successMsg).attr("class","success"<span>);
    
                                    emailval </span>= <span>true</span><span>;
                                }</span><span>else</span> <span>if</span>(data == 1<span>){
                                
                                    </span><span>var</span> errorMsg = '该邮箱已被注册'<span>;
                                    error($(</span>"#uemailchk"<span>),errorMsg);
                                }</span><span>else</span><span>{
                                
                                    </span><span>var</span> errorMsg = '查询出错,请联系网站管理员'<span>;
                                    error($(</span>"#uemailchk"<span>),errorMsg);
                                }
                            });
                        }</span><span>else</span> <span>if</span>(<span>this</span>.value == ""<span>){
                        
                            </span><span>var</span> errorMsg = '邮箱不能为空'<span>;
                            error($(</span>"#uemailchk"<span>),errorMsg);
                        }</span><span>else</span><span>{
                        
                            </span><span>var</span> errorMsg = '请填写正确的邮箱地址'<span>;
                            $(</span>"#uemailchk").html(errorMsg).attr("class","error"<span>);
                        }
    });</span>

     提示文字( Chrome下 )

    ①获得焦点时、点击时

    ②输入时

    ③失去焦点为空、格式错误、已被注册、可以注册时分别为

     邮箱功能至此结束。

     

    密码栏目:

    要求

    ①6-16个个字符,区分大小写(参考豆瓣和网易)

    ②密码不能为同一字符

    ③实时提示是否符合要求以及判断并显示密码强度,:

      1.输入时如果为空(删除时)则用蓝色符号提示不能为空,超过长度时用红色符号

      2.密码满足长度但是为相同字符的组合时:密码太简单,请尝试数字、字母和下划线的组合

      3.密码强度判断有多种规则,有直接依据长度和组合规则作出判断,也有给每种长度和组合设置分数,通过验证实际密码的情况计算出最后分数来判断强弱。在这个模块中采用比较简单的一种形式,也是网易注册采用的方法:

         密码满足长度且全部为不同字母、全部为不同数字或全部为不同符号时为弱:弱:试试字母、数字、符号混搭

         密码满足长度且为数字、字母和符号任意两种组合时为中

         密码满足长度且为数字、字母和符号三种组合时为强

    ④输入时大写提示

    如图:

    register.html 密码栏目HTML代码片段:

    <span>1</span> <span><</span><span>div </span><span>class</span><span>="ipt"</span><span>></span>
    <span>2</span>     <span><</span><span>input </span><span>type</span><span>="password"</span><span> name</span><span>="upwd"</span><span> id</span><span>="upwd"</span><span> value</span><span>=""</span><span> placeholder</span><span>="设置密码"</span> <span>/></span>
    <span>3</span>     <span><</span><span>div </span><span>class</span><span>="upwdpic"</span><span>></span>
    <span>4</span>        <span><</span><span>span </span><span>id</span><span>="upwdchk"</span><span>></</span><span>span</span><span>></span>
    <span>5</span>        <span><</span><span>img </span><span>id</span><span>="pictie"</span> <span>/></span>
    <span>6</span>     <span></</span><span>div</span><span>></span>
    <span>7</span> <span></</span><span>div</span><span>></span>

    register.js密码代码片段:

    <span>  1</span> <span>function</span><span> noticeEasy(){
    </span><span>  2</span>     
    <span>  3</span>         <span>//</span><span>密码全部为相同字符或者为123456,用于keyup时的notice</span>
    <span>  4</span>         <span>var</span> noticeMsg = '密码太简单,请尝试数字、字母和下划线的组合'<span>;
    </span><span>  5</span>         <span>return</span> notice($("#upwdchk"<span>),noticeMsg);
    </span><span>  6</span> <span>    }
    </span><span>  7</span> 
    <span>  8</span>     <span>function</span><span> errorEasy(){
    </span><span>  9</span>     
    <span> 10</span>         <span>//</span><span>密码全部为相同字符或者为123456,用于blur时的error</span>
    <span> 11</span>         <span>var</span> errorMsg = '密码太简单,请尝试数字、字母和下划线的组合'<span>;
    </span><span> 12</span>         <span>return</span> error($("#upwdchk"<span>),errorMsg);
    </span><span> 13</span> <span>    }
    </span><span> 14</span>     
    <span> 15</span>     <span>//</span><span>检测密码长度函数</span>
    <span> 16</span>     <span>//</span><span>检测密码长度</span>
    <span> 17</span>     <span>function</span><span> upwdLen(value,func){
    </span><span> 18</span>     
    <span> 19</span>         <span>var</span> showMsg = $("#upwdchk"<span>);
    </span><span> 20</span> 
    <span> 21</span>         <span>if</span>(countLen(value) > 16<span>){
    </span><span> 22</span>                         
    <span> 23</span>             <span>var</span> errorMsg = '密码不能超过16个字符'<span>;
    </span><span> 24</span> <span>            error(showMsg,errorMsg);
    </span><span> 25</span>             
    <span> 26</span>             $("#pictie"<span>).hide();
    </span><span> 27</span>         }<span>else</span> <span>if</span>(countLen(value) < 6<span>){
    </span><span> 28</span>         
    <span> 29</span>             <span>//</span><span>使用notice更加友好</span>
    <span> 30</span>             <span>var</span> noticeMsg = '密码不能少于6个字符'<span>;
    </span><span> 31</span> <span>            notice(showMsg,noticeMsg);
    </span><span> 32</span> 
    <span> 33</span>             $("#pictie"<span>).hide();
    </span><span> 34</span>         }<span>else</span> <span>if</span>(countLen(value) == 0<span>){
    </span><span> 35</span>         
    <span> 36</span>             <span>//</span><span>使用notice更加友好</span>
    <span> 37</span>             <span>var</span> noticeMsg = '密码不能为空'<span>;
    </span><span> 38</span> <span>            notice(showMsg,noticeMsg);
    </span><span> 39</span> 
    <span> 40</span>             $("#pictie"<span>).hide();
    </span><span> 41</span>         }<span>else</span><span>{
    </span><span> 42</span>         
    <span> 43</span>             upwdStrong(value,func);<span>//</span><span>如果长度不成问题,则调用检测密码强弱</span>
    <span> 44</span> <span>        }
    </span><span> 45</span> 
    <span> 46</span>         <span>return</span> countLen(value);<span>//</span><span>返回字符长度</span>
    <span> 47</span> <span>    }
    </span><span> 48</span> 
    <span> 49</span>     <span>//</span><span>检测密码强弱</span>
    <span> 50</span>     <span>function</span><span> upwdStrong(value,func){
    </span><span> 51</span>     
    <span> 52</span>         <span>var</span> showMsg = $("#upwdchk"<span>);
    </span><span> 53</span> 
    <span> 54</span>         <span>if</span>(value.match(/^(.)\1*$/)!=<span>null</span> || value.match(/^123456$/<span>)){
    </span><span> 55</span>         
    <span> 56</span>             <span>//</span><span>密码全部为相同字符或者为123456,调用函数noticeEasy或errorEasy</span>
    <span> 57</span> <span>            func;
    </span><span> 58</span>         }<span>else</span> <span>if</span>(value.match(/^[A-Za-z]+$/)!=<span>null</span> || value.match(/^\d+$/)!=<span>null</span> || value.match(/^[^A-Za-z0-9]+$/)!=<span>null</span><span>){
    </span><span> 59</span> 
    <span> 60</span>             <span>//</span><span>全部为相同类型的字符为弱</span>
    <span> 61</span>             <span>var</span> successMsg = '弱:试试字母、数字、符号混搭'<span>;
    </span><span> 62</span> <span>            success(showMsg,successMsg);
    </span><span> 63</span> 
    <span> 64</span>             <span>//</span><span>插入强弱条</span>
    <span> 65</span>             $("#pictie").show().attr("src","images/weak.jpg"<span>);
    </span><span> 66</span> 
    <span> 67</span>             pwdval = <span>true</span><span>;
    </span><span> 68</span> 
    <span> 69</span>         }<span>else</span> <span>if</span>(value.match(/^[^A-Za-z]+$/)!=<span>null</span> || value.match(/^[^0-9]+$/)!=<span>null</span> || value.match(/^[a-zA-Z0-9]+$/)!=<span>null</span><span>){
    </span><span> 70</span>         
    <span> 71</span>             <span>//</span><span>任意两种不同类型字符组合为中强( 数字+符号,字母+符号,数字+字母 )</span>
    <span> 72</span>             <span>var</span> successMsg = '中强:试试字母、数字、符号混搭'<span>;
    </span><span> 73</span> <span>            success(showMsg,successMsg);
    </span><span> 74</span> 
    <span> 75</span>             $("#pictie").show().attr("src","images/normal.jpg"<span>);
    </span><span> 76</span> 
    <span> 77</span>             pwdval = <span>true</span><span>;
    </span><span> 78</span>         }<span>else</span><span>{
    </span><span> 79</span>         
    <span> 80</span>             <span>//</span><span>数字、字母和符号混合</span>
    <span> 81</span>             <span>var</span> successMsg = '强:请牢记您的密码'<span>;
    </span><span> 82</span> <span>            success(showMsg,successMsg);
    </span><span> 83</span> 
    <span> 84</span>             $("#pictie").show().attr("src","images/strong.jpg"<span>);
    </span><span> 85</span> 
    <span> 86</span>             pwdval = <span>true</span><span>;
    </span><span> 87</span> <span>        }
    </span><span> 88</span> <span>    }
    </span><span> 89</span>     
    <span> 90</span>     $upper = $("<div id=\"upper\">大写锁定已打开</div>"<span>);
    </span><span> 91</span>     
    <span> 92</span>     $("#upwd").focus(<span>function</span><span>(){
    </span><span> 93</span>     
    <span> 94</span>                     <span>var</span> noticeMsg = '6到16个字符,区分大小写'<span>;
    </span><span> 95</span>                     notice($("#upwdchk"<span>),noticeMsg);
    </span><span> 96</span> 
    <span> 97</span>                     $("#pictie"<span>).hide();
    </span><span> 98</span> <span>            })
    </span><span> 99</span>              .click(<span>function</span><span>(){
    </span><span>100</span>             
    <span>101</span>                     <span>var</span> noticeMsg = '6到16个字符,区分大小写'<span>;
    </span><span>102</span>                     notice($("#upwdchk"<span>),noticeMsg);
    </span><span>103</span> 
    <span>104</span>                     $("#pictie"<span>).hide();
    </span><span>105</span>             }).keydown(<span>function</span><span>(){
    </span><span>106</span>             
    <span>107</span>                     <span>//</span><span>把焦点移至邮箱栏目</span>
    <span>108</span>                     <span>if</span>(event.keyCode == 13<span>){
    </span><span>109</span>                         
    <span>110</span>                         $("#rupwd"<span>).focus();
    </span><span>111</span> <span>                    }
    </span><span>112</span> <span>            })
    </span><span>113</span>              .keyup(<span>function</span><span>(){
    </span><span>114</span>              
    <span>115</span>                     <span>//</span><span>判断大写是否开启</span>
    <span>116</span>                     <span>//</span><span>输入密码的长度</span>
    <span>117</span>                     <span>var</span> len = <span>this</span><span>.value.length;                    
    </span><span>118</span>                     <span>if</span>(len!=0<span>){
    </span><span>119</span> 
    <span>120</span>                         <span>//</span><span>当输入的最新以为含有大写字母时说明开启了大写锁定</span>
    <span>121</span>                         <span>if</span>(<span>this</span>.value[len-1].match(/[A-Z]/)!=<span>null</span><span>){
    </span><span>122</span>                         
    <span>123</span>                             <span>//</span><span>给出提示</span>
    <span>124</span>                             $upper.insertAfter($(".upwdpic"<span>));
    </span><span>125</span>                         }<span>else</span><span>{
    </span><span>126</span>                         
    <span>127</span>                             <span>//</span><span>移除提示</span>
    <span>128</span> <span>                            $upper.remove();
    </span><span>129</span> <span>                        }
    </span><span>130</span>                     }<span>else</span><span>{
    </span><span>131</span>                     
    <span>132</span>                         <span>//</span><span>当密码框为空时移除提示</span>
    <span>133</span>                         <span>if</span><span>($upper){
    </span><span>134</span>                         
    <span>135</span> <span>                            $upper.remove();
    </span><span>136</span> <span>                        }
    </span><span>137</span>                     }<span>//</span><span>判断大写开启结束</span>
    <span>138</span>             
    <span>139</span>                     <span>//</span><span>判断长度及强弱</span>
    <span>140</span>                     upwdLen(<span>this</span><span>.value,noticeEasy());    
    </span><span>141</span> <span>             })
    </span><span>142</span>              <span>//</span><span>keyup事件结束</span>
    <span>143</span>                .blur(<span>function</span><span>(){
    </span><span>144</span>                
    <span>145</span>                     upwdLen(<span>this</span><span>.value,errorEasy());
    </span><span>146</span>                     <span>//</span><span>upwdLen函数中部分提示使用notice是为了keyup事件中不出现红色提示,而blur事件中则需使用error标红</span>
    <span>147</span>                     <span>if</span>(<span>this</span>.value == ""<span>){
    </span><span>148</span>                     
    <span>149</span>                         <span>var</span> errorMsg = '密码不能为空'<span>;
    </span><span>150</span>                         error($("#upwdchk"<span>),errorMsg);
    </span><span>151</span> 
    <span>152</span>                         $("#pictie"<span>).hide();
    </span><span>153</span>                     }<span>else</span> <span>if</span>(countLen(<span>this</span>.value)<6<span>){
    </span><span>154</span>                     
    <span>155</span>                         <span>var</span> errorMsg = '密码不能少于6个字符'<span>;
    </span><span>156</span>                         error($("#upwdchk"<span>),errorMsg);
    </span><span>157</span> 
    <span>158</span>                         $("#pictie"<span>).hide();
    </span><span>159</span> <span>                    }
    </span><span>160</span> });

    大写锁定的思路是:判断输入的字符的最新一位是否是大写字母,如果是大写字母,则提示大写锁定键打开。这种方法并不十分准确,网上有一些插件能判断大写锁定,在这里只是简单地做了一下判断。

     提示文字( Chrome下 )

    ①获得焦点、点击时

    ②输入时

         失去焦点时与此效果相同

        失去焦点时与此效果相同

         失去焦点时与此效果相同

                     失去焦点时与此效果相同

    ③失去焦点为空时

    ④出现大写时

    密码栏目至此结束。

     

    重复密码:失去焦点时判断是否和密码一致

    reister.html代码片段:

    <span><</span><span>div </span><span>class</span><span>="ipt"</span><span>></span>
        <span><</span><span>input </span><span>type</span><span>="password"</span><span> name</span><span>="rupwd"</span><span> id</span><span>="rupwd"</span><span> value</span><span>=""</span><span> placeholder</span><span>="确认密码"</span> <span>/></span>
        <span><</span><span>span </span><span>id</span><span>="rupwdchk"</span><span>></</span><span>span</span><span>></span>
    <span></</span><span>div</span><span>></span>

    register.js代码片段:

    <span> 1</span> $("#rupwd").focus(<span>function</span><span>(){
    </span><span> 2</span>     
    <span> 3</span>                     <span>var</span> noticeMsg = '再次输入你设置的密码'<span>;
    </span><span> 4</span>                     notice($("#rupwdchk"<span>),noticeMsg);
    </span><span> 5</span> <span>            })
    </span><span> 6</span>                .click(<span>function</span><span>(){
    </span><span> 7</span>             
    <span> 8</span>                     <span>var</span> noticeMsg = '再次输入你设置的密码'<span>;
    </span><span> 9</span>                     notice($("#rupwdchk"<span>),noticeMsg);
    </span><span>10</span>             }).keydown(<span>function</span><span>(){
    </span><span>11</span>             
    <span>12</span>                     <span>//</span><span>把焦点移至邮箱栏目</span>
    <span>13</span>                     <span>if</span>(event.keyCode == 13<span>){
    </span><span>14</span>                         
    <span>15</span>                         $("#yzm"<span>).focus();
    </span><span>16</span> <span>                    }
    </span><span>17</span> <span>            })
    </span><span>18</span>                 .blur(<span>function</span><span>(){
    </span><span>19</span>             
    <span>20</span>                     <span>if</span>(<span>this</span>.value == $("#upwd").val() && <span>this</span>.value!=""<span>){
    </span><span>21</span>                     
    <span>22</span>                         success($("#rupwdchk"),""<span>);
    </span><span>23</span> 
    <span>24</span>                         rpwdval = <span>true</span><span>;
    </span><span>25</span>                     }<span>else</span> <span>if</span>(<span>this</span>.value == ""<span>){
    </span><span>26</span>                     
    <span>27</span>                         $("#rupwdchk").html(""<span>);
    </span><span>28</span>                     }<span>else</span><span>{
    </span><span>29</span>                     
    <span>30</span>                         <span>var</span> errorMsg = '两次输入的密码不一致'<span>;
    </span><span>31</span>                         error($("#rupwdchk"<span>),errorMsg);
    </span><span>32</span> <span>                    }
    </span><span>33</span> });

    提示文字

    ①获得焦点、点击时

    ②失去焦点时和密码不一致、一致时分别为

    至此重复密码结束。

     

    验证码:不区分大小写

    验证码采用4位,可以包含的字符为数字1-9,字母a-f

    点击验证码和刷新按钮都能刷新验证码

    register.html验证码代码部分:

    <span>1</span> <span><</span><span>div </span><span>class</span><span>="ipt iptend"</span><span>></span>
    <span>2</span>     <span><</span><span>input </span><span>type</span><span>='text' </span><span>id</span><span>='yzm' </span><span>name</span><span>='yzm' </span><span>placeholder</span><span>="验证码"</span><span>></span>
    <span>3</span>     <span><</span><span>img </span><span>id</span><span>='yzmpic' </span><span>src</span><span>='' </span><span>style</span><span>="cursor:pointer"</span><span>><span> <!-- 验证码图片 --></span></span>
    <span>4</span>     <span><</span><span>a </span><span>style</span><span>="cursor:pointer"</span><span> id</span><span>='changea'</span><span>></span>
    <span>5</span>         <span><</span><span>img </span><span>id</span><span>="refpic"</span><span> src</span><span>="images/ref.jpg"</span><span> alt</span><span>="验证码"</span><span>> <span><!-- 验证码刷新按钮图片 --></span></span>
    <span>6</span>     <span></</span><span>a</span><span>></span>
    <span>7</span>     <span><</span><span>span </span><span>id</span><span>='yzmchk'</span><span>></</span><span>span</span><span>></span>
    <span>8</span>     <span><</span><span>input </span><span>type</span><span>='hidden' </span><span>id</span><span>='yzmHiddenNum' </span><span>name</span><span>='yzmHiddenNum' </span><span>value</span><span>=''</span><span>> <span><!-- 隐藏域,内容是验证码输出的数字,用户输入的字符与其进行对比 --></span></span>
    <span>9</span> <span></</span><span>div</span><span>></span>

    register.js验证码部分:

    <span>  1</span> <span>//</span><span>验证码按钮</span>
    <span>  2</span> $("#refpic").hover(<span>function</span><span>(){
    </span><span>  3</span>         
    <span>  4</span>             $(<span>this</span>).attr("src","images/refhover.jpg"<span>);
    </span><span>  5</span>         },<span>function</span><span>(){
    </span><span>  6</span>         
    <span>  7</span>             $(<span>this</span>).attr("src","images/ref.jpg"<span>);
    </span><span>  8</span>         }).mousedown(<span>function</span><span>(){
    </span><span>  9</span>         
    <span> 10</span>             $(<span>this</span>).attr("src","images/refclick.jpg"<span>);
    </span><span> 11</span>         }).mouseup(<span>function</span><span>(){
    </span><span> 12</span>         
    <span> 13</span>             $(<span>this</span>).attr("src","images/ref.jpg"<span>);
    </span><span> 14</span> <span>        });
    </span><span> 15</span>         
    <span> 16</span>         <span>//</span><span>生成验证码函数</span>
    <span> 17</span>         <span>function</span><span> showval() {
    </span><span> 18</span> 
    <span> 19</span>             num = ''<span>;
    </span><span> 20</span>             <span>for</span> (i = 0; i ) {
    <span> 21</span> 
    <span> 22</span>                 tmp = Math.ceil(Math.random() * 15);<span>//</span><span>Math.ceil上取整;Math.random取0-1之间的随机数</span>
    <span> 23</span>                 <span>if</span> (tmp > 9<span>) {
    </span><span> 24</span>                     <span>switch</span><span> (tmp) {
    </span><span> 25</span>                         <span>case</span>(10<span>):
    </span><span> 26</span>                             num += 'a'<span>;
    </span><span> 27</span>                             <span>break</span><span>;
    </span><span> 28</span>                         <span>case</span>(11<span>):
    </span><span> 29</span>                             num += 'b'<span>;
    </span><span> 30</span>                             <span>break</span><span>;
    </span><span> 31</span>                         <span>case</span>(12<span>):
    </span><span> 32</span>                             num += 'c'<span>;
    </span><span> 33</span>                             <span>break</span><span>;
    </span><span> 34</span>                         <span>case</span>(13<span>):
    </span><span> 35</span>                             num += 'd'<span>;
    </span><span> 36</span>                             <span>break</span><span>;
    </span><span> 37</span>                         <span>case</span>(14<span>):
    </span><span> 38</span>                             num += 'e'<span>;
    </span><span> 39</span>                             <span>break</span><span>;
    </span><span> 40</span>                         <span>case</span>(15<span>):
    </span><span> 41</span>                             num += 'f'<span>;
    </span><span> 42</span>                             <span>break</span><span>;
    </span><span> 43</span> <span>                    }
    </span><span> 44</span>                 } <span>else</span><span> {
    </span><span> 45</span>                     num +=<span> tmp;
    </span><span> 46</span> <span>                }
    </span><span> 47</span> 
    <span> 48</span>                 $('#yzmpic').attr("src","../valcode.php?num="+<span>num);
    </span><span> 49</span> <span>            }
    </span><span> 50</span>             $('#yzmHiddenNum'<span>).val(num);
    </span><span> 51</span> <span>        }
    </span><span> 52</span> 
    <span> 53</span>         <span>//</span><span>生成验证码以及刷新验证码</span>
    <span> 54</span> <span>        showval();
    </span><span> 55</span>         $('#yzmpic').click(<span>function</span><span>(){
    </span><span> 56</span>         
    <span> 57</span> <span>            showval();
    </span><span> 58</span> <span>        });
    </span><span> 59</span>         $('#changea').click(<span>function</span><span>(){
    </span><span> 60</span>         
    <span> 61</span> <span>            showval();
    </span><span> 62</span> <span>        });
    </span><span> 63</span> 
    <span> 64</span>         <span>//</span><span>验证码检验</span>
    <span> 65</span>         <span>function</span><span> yzmchk(){
    </span><span> 66</span>         
    <span> 67</span>             <span>if</span>($("#yzm").val() == ""<span>){
    </span><span> 68</span>             
    <span> 69</span>                 <span>var</span> errorMsg = '验证码不能为空'<span>;
    </span><span> 70</span>                 error($("#yzmchk"<span>),errorMsg);
    </span><span> 71</span>             }<span>else</span> <span>if</span>($("#yzm").val().toLowerCase()!=$("#yzmHiddenNum"<span>).val()){
    </span><span> 72</span>             
    <span> 73</span>   
    성명
    본 글의 내용은 네티즌들의 자발적인 기여로 작성되었으며, 저작권은 원저작자에게 있습니다. 본 사이트는 이에 상응하는 법적 책임을 지지 않습니다. 표절이나 침해가 의심되는 콘텐츠를 발견한 경우 admin@php.cn으로 문의하세요.
    PHP 세션이 실패 할 수있는 몇 가지 일반적인 문제는 무엇입니까?PHP 세션이 실패 할 수있는 몇 가지 일반적인 문제는 무엇입니까?Apr 25, 2025 am 12:16 AM

    phpsession 실패 이유에는 구성 오류, 쿠키 문제 및 세션 만료가 포함됩니다. 1. 구성 오류 : 올바른 세션을 확인하고 설정합니다. 2. 쿠키 문제 : 쿠키가 올바르게 설정되어 있는지 확인하십시오. 3. 세션 만료 : 세션 시간을 연장하기 위해 세션을 조정합니다 .GC_MAXLIFETIME 값을 조정하십시오.

    PHP의 세션 관련 문제를 어떻게 디버그합니까?PHP의 세션 관련 문제를 어떻게 디버그합니까?Apr 25, 2025 am 12:12 AM

    PHP에서 세션 문제를 디버그하는 방법 : 1. 세션이 올바르게 시작되었는지 확인하십시오. 2. 세션 ID의 전달을 확인하십시오. 3. 세션 데이터의 저장 및 읽기를 확인하십시오. 4. 서버 구성을 확인하십시오. 세션 ID 및 데이터를 출력, 세션 파일 컨텐츠보기 등을 통해 세션 관련 문제를 효과적으로 진단하고 해결할 수 있습니다.

    session_start ()가 여러 번 호출되면 어떻게됩니까?session_start ()가 여러 번 호출되면 어떻게됩니까?Apr 25, 2025 am 12:06 AM

    Session_Start ()로 여러 통화를하면 경고 메시지와 가능한 데이터 덮어 쓰기가 발생합니다. 1) PHP는 세션이 시작되었다는 경고를 발행합니다. 2) 세션 데이터의 예상치 못한 덮어 쓰기를 유발할 수 있습니다. 3) Session_status ()를 사용하여 반복 통화를 피하기 위해 세션 상태를 확인하십시오.

    PHP에서 세션 수명을 어떻게 구성합니까?PHP에서 세션 수명을 어떻게 구성합니까?Apr 25, 2025 am 12:05 AM

    SESSION.GC_MAXLIFETIME 및 SESSION.COOKIE_LIFETIME을 설정하여 PHP에서 세션 수명을 구성 할 수 있습니다. 1) SESSION.GC_MAXLIFETIME 서버 측 세션 데이터의 생존 시간을 제어합니다. 2) 세션 .Cookie_Lifetime 클라이언트 쿠키의 수명주기를 제어합니다. 0으로 설정하면 브라우저가 닫히면 쿠키가 만료됩니다.

    세션을 저장하기 위해 데이터베이스를 사용하면 어떤 장점이 있습니까?세션을 저장하기 위해 데이터베이스를 사용하면 어떤 장점이 있습니까?Apr 24, 2025 am 12:16 AM

    데이터베이스 스토리지 세션 사용의 주요 장점에는 지속성, 확장 성 및 보안이 포함됩니다. 1. 지속성 : 서버가 다시 시작 되더라도 세션 데이터는 변경되지 않아도됩니다. 2. 확장 성 : 분산 시스템에 적용하여 세션 데이터가 여러 서버간에 동기화되도록합니다. 3. 보안 : 데이터베이스는 민감한 정보를 보호하기 위해 암호화 된 스토리지를 제공합니다.

    PHP에서 사용자 정의 세션 처리를 어떻게 구현합니까?PHP에서 사용자 정의 세션 처리를 어떻게 구현합니까?Apr 24, 2025 am 12:16 AM

    SessionHandlerInterface 인터페이스를 구현하여 PHP에서 사용자 정의 세션 처리 구현을 수행 할 수 있습니다. 특정 단계에는 다음이 포함됩니다. 1) CustomsessionHandler와 같은 SessionHandlerInterface를 구현하는 클래스 만들기; 2) 인터페이스의 방법 (예 : Open, Close, Read, Write, Despare, GC)의 수명주기 및 세션 데이터의 저장 방법을 정의하기 위해 방법을 다시 작성합니다. 3) PHP 스크립트에 사용자 정의 세션 프로세서를 등록하고 세션을 시작하십시오. 이를 통해 MySQL 및 Redis와 같은 미디어에 데이터를 저장하여 성능, 보안 및 확장 성을 향상시킬 수 있습니다.

    세션 ID 란 무엇입니까?세션 ID 란 무엇입니까?Apr 24, 2025 am 12:13 AM

    SessionId는 웹 애플리케이션에 사용되는 메커니즘으로 사용자 세션 상태를 추적합니다. 1. 사용자와 서버 간의 여러 상호 작용 중에 사용자의 신원 정보를 유지하는 데 사용되는 무작위로 생성 된 문자열입니다. 2. 서버는 쿠키 또는 URL 매개 변수를 통해 클라이언트로 생성하여 보낸다. 3. 생성은 일반적으로 임의의 알고리즘을 사용하여 독창성과 예측 불가능 성을 보장합니다. 4. 실제 개발에서 Redis와 같은 메모리 내 데이터베이스를 사용하여 세션 데이터를 저장하여 성능 및 보안을 향상시킬 수 있습니다.

    무국적 환경 (예 : API)에서 세션을 어떻게 처리합니까?무국적 환경 (예 : API)에서 세션을 어떻게 처리합니까?Apr 24, 2025 am 12:12 AM

    JWT 또는 쿠키를 사용하여 API와 같은 무국적 환경에서 세션을 관리 할 수 ​​있습니다. 1. JWT는 무국적자 및 확장 성에 적합하지만 빅 데이터와 관련하여 크기가 크다. 2. 쿠키는보다 전통적이고 구현하기 쉽지만 보안을 보장하기 위해주의해서 구성해야합니다.

    See all articles

    핫 AI 도구

    Undresser.AI Undress

    Undresser.AI Undress

    사실적인 누드 사진을 만들기 위한 AI 기반 앱

    AI Clothes Remover

    AI Clothes Remover

    사진에서 옷을 제거하는 온라인 AI 도구입니다.

    Undress AI Tool

    Undress AI Tool

    무료로 이미지를 벗다

    Clothoff.io

    Clothoff.io

    AI 옷 제거제

    Video Face Swap

    Video Face Swap

    완전히 무료인 AI 얼굴 교환 도구를 사용하여 모든 비디오의 얼굴을 쉽게 바꾸세요!

    뜨거운 도구

    SublimeText3 중국어 버전

    SublimeText3 중국어 버전

    중국어 버전, 사용하기 매우 쉽습니다.

    Eclipse용 SAP NetWeaver 서버 어댑터

    Eclipse용 SAP NetWeaver 서버 어댑터

    Eclipse를 SAP NetWeaver 애플리케이션 서버와 통합합니다.

    WebStorm Mac 버전

    WebStorm Mac 버전

    유용한 JavaScript 개발 도구

    SublimeText3 Linux 새 버전

    SublimeText3 Linux 새 버전

    SublimeText3 Linux 최신 버전

    MinGW - Windows용 미니멀리스트 GNU

    MinGW - Windows용 미니멀리스트 GNU

    이 프로젝트는 osdn.net/projects/mingw로 마이그레이션되는 중입니다. 계속해서 그곳에서 우리를 팔로우할 수 있습니다. MinGW: GCC(GNU Compiler Collection)의 기본 Windows 포트로, 기본 Windows 애플리케이션을 구축하기 위한 무료 배포 가능 가져오기 라이브러리 및 헤더 파일로 C99 기능을 지원하는 MSVC 런타임에 대한 확장이 포함되어 있습니다. 모든 MinGW 소프트웨어는 64비트 Windows 플랫폼에서 실행될 수 있습니다.