通过前端HTML+css+Jquery $.Post 实验 PHP 后台简略判断是否可以注册,并获取前端提交的数据
示例:
HTML
<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>User Register Page</title> <link rel="stylesheet" type="text/css" href="css/style.css"> <script type="text/javascript" src="http://apps.bdimg.com/libs/jquery/2.1.4/jquery.min.js"></script> <script type="text/javascript" src="js/reg.js"></script> </head> <body> <div> <table> <tr> <td colspan="2"> <span>User Register</span> </td> </tr> <tr> <td> <p> <label for="email">Email:</label> </p> </td> <td> <p> <input type="text" name="email" id="email"> </p> </td> </tr> <tr> <td> <p> <label for="password">Password:</label> </p> </td> <td> <p> <input type="password" name="password" id="password" value="88888888"> </p> </td> </tr> <tr> <td> <p> <label for="password1">Password1:</label> </p> </td> <td> <p> <input type="password" name="password1" id="password1" value="88888888"> </p> </td> </tr> <tr> <td> <p> <label>Gender:</label> </p> </td> <td> <p> <input type="radio" name="gender" id="male" value="0"><label>Male</label> <input type="radio" name="gender" id="female" value="1" checked=""><label>Female</label> <input type="radio" name="gender" id="secret" value="2"><label>Secret</label> </p> </td> </tr> <tr> <td> <label>Skill:</label> </td> <td> <input type="checkbox" name="skill[]" value="php"><label>PHP</label> <input type="checkbox" name="skill[]" value="net" checked=""><label>NET</label> <input type="checkbox" name="skill[]" value="java"><label>Java</label> <input type="checkbox" name="skill[]" value="python"><label>Python</label> <input type="checkbox" name="skill[]" value="c++"><label>C++</label> </td> </tr> <tr> <td><label for="introduce">Introduce:</label></td> <td> <textarea rows="5" cols="30" id="introduce">有一只小鸡,飞飞飞飞飞</textarea> </td> </tr> <tr> <td> <p> <label>Level:</label> </p> </td> <td> <select name="level" id="level"> <option value="0">Primary</option> <option value="1" selected="">Medium</option> <option value="2">Higher</option> </select> </td> </tr> <tr> <td colspan="2"> <button>Submit</button> </td> </tr> </table> </div> </body> </html>
CSS
.main{ width: 500px; border: 1px solid #ccc; border-radius: 20px; text-align: center; margin: auto; } .main table{ margin-left: 30px; /*text-align: center;*/ } .main table textarea{ resize: none; }
JS
$(document).ready(function(){ var flag=true // check email $('#email').blur(function(){ if($('#email').val().length==0){ $('#email').parent($('span').remove()) $('#email').after('<span style="color:red;">邮箱不能为空!</span>') $('#email').focus() return false }else{ $('#email').parent($('span').remove()) //ajax // $.post(url, data, success) $.post( 'admin/reg.php?check=email', { 'email':$('#email').val() }, function(data){ if(data.status==1){ $('#email').after(data.msg) }else{ $('#email').after(data.msg) $('#email').focus() } },'JSON' ) //end ajax } }) //check email end //check password $('#password').blur(function(){ if($('#password').val().length<8){ $('#password').parent($('span').remove()) $('#password').after('<span style="color:red;">密码必须大于8位!</span>') $('#password').focus() }else{ $('#password').parent($('span').remove()) $.post('admin/reg.php?check=password', {'password':$('#password').val()}, function(data){ if(data.status==0){ $('#password').after(data.msg) $('#password').focus() }else{ $('#password').after(data.msg) } },'JSON') } }) //end password // confirm password $('#password1').blur(function(){ if($('#password1').val().length<8){ $('#password1').parent($('span').remove()) $('#password1').after('<span style="color:red;">确认密码必须大于8位!</span>') $('#password1').focus() }else{ $('#password1').parent($('span').remove()) $.post('admin/reg.php?check=password1', { 'password':$('#password').val(), 'password1':$('#password1').val() }, function(data){ if(data.status==0){ $('#password1').after(data.msg) $('#password1').focus() }else{ $('#password1').after(data.msg) } },'JSON') } }) //end confirm password //button click begin $('button:first').click(function(){ var chk_value =[] $('input[name="skill[]"]:checked').each(function(){ chk_value.push($(this).val()) }) // console.log(chk_value) //得到了 checkbox 的值 //$.get // $.post(url, data, success) $.post('admin/reg.php?check=gender',{ 'gender':$(':radio:checked').val(), 'skill':chk_value, 'level':$(':selected').val(), 'introduce':$('#introduce').val() }, function(data){ // console.log(data.msg) var msg='你的信息是:' if(data.gender==0){ msg += '性别:男' }else if(data.gender==1){ msg += '性别:女' }else{ msg += '性别:保密' } console.log('性别'+msg) if(data.level==0){ msg +='级别:初级' }else if(data.level==1){ msg +='级别:中级' }else{ msg +='级别:高级' } console.log(msg) $('button:first').after('<p><span>'+msg+'</span></p>') },'JSON') //end get }) //button end })
PHP
<?php header("Content-Type: text/html;charset=utf-8"); $userList=['admin@qq.com','root@qq.com','abc@qq.com']; //循环判断提交过来的参数 switch ($_GET['check']) { case 'email': $email=$_POST['email']; // if(!empty($email)) { //判断注册账号是否已经注册 if(in_array($email, $userList)){ $status=0; $msg='<span style="color:red;">账号被注册!</span>'; echo json_encode(['status'=>$status,'msg'=>$msg]); }else{ $status=1; $msg='<span style="color:green;">恭喜,邮箱可用!</span>'; echo json_encode(['status'=>$status,'msg'=>$msg]); } } break; case 'password': $password=$_POST['password']; if(empty($password)) { $status=0; $msg='<span style="color:red;">密码不能为空!</span>'; echo json_encode(['status'=>$status,'msg'=>$msg]); }else{ $status=1; $msg='<span style="color:green;">正确!</span>'; echo json_encode(['status'=>$status,'msg'=>$msg]); } break; case 'password1': $password=$_POST['password']; $password1=$_POST['password1']; if($password!=$password1) { $status=0; $msg='<span style="color:red;">确认密码必须相同!</span>'; echo json_encode(['status'=>$status,'msg'=>$msg]); }else{ $status=1; $msg='<span style="color:green;">正确!</span>'; echo json_encode(['status'=>$status,'msg'=>$msg]); } break; case 'gender': $gender=$_POST['gender']; $skill[] = $_POST['skill']; //print_r($skill); $level =$_POST['level']; $introduce = $_POST['introduce']; // //echo '性别是:' . $gender . '技能是:' .print_r($skill). '级别是:' .$level. '个人介绍' . $introduce; echo json_encode(['gender'=>$gender,'level'=>$level,'introduce'=>$introduce]); // echo json_encode(['msg'=>'success']); // break; default: # code... break; } exit(); ?>