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[Transfer]php user login code_PHP tutorial
- WBOYOriginal
- 2016-07-13 16:59:25832browse
A very detailed login code, which is of great help to PHP beginners. Friends in need can view it for free.
Rendering.
index.php tutorial
| The code is as follows | Copy code | ||||||||
System background login |
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| The code is as follows | Copy code |
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$connect=mysql tutorial_connect("localhost","root","")or die("Server connection failed"); mysql_select_db("test",$connect)or die("No corresponding database was created"); $sql="select * from admin"; ?> |
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图片验证码 piccheck.php
| 代码如下 | 复制代码 |
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/* * Created on 2011-8-10 * * To change the template for this generated file go to * Window - Preferences - PHPeclips教程e - PHP - Code Templates */ session_start(); $code=rand(0,9).dechex(rand(10,15)).rand(0,9).dechex(rand(10,15)); $_SESSION[pic]=$code; $image=imagecreatetruecolor(50,18); $color=imagecolorallocate($image,0,0,0);//第一次使用调色板，会设为背景颜色 $colortext=imagecolorallocate($image,rand(100,255),rand(100,255),rand(100,255)); imagestring($image,10,rand(1,15),rand(1,5),$code,$colortext); imagegif($image); ?> |
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css.css文件
代码如下
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/* CSS Document */
body {
background-color: #9CF;
text-align: left;
}
#denglu {
width: 400px;
margin-top: 0px;
margin-right: auto;
margin-bottom: 0px;
margin-left: auto;
background-image: url(images/login.gif);
background-repeat: no-repeat;
height: 320px;
text-indent: 6px;
}
#box #denglu form {
position: relative;
top: 50px;
left: 10px;
width: 92%;
}
.must {
color: #F00;
font-size: 12px;
}
#box #denglu #pic {
background-image: url(images/dot1.gif);
background-repeat: no-repeat;
height: 20px;
width: 100px;
font-size: 12px;
color: #F00;
text-align: left;
line-height: 18px;
left: 10px;
top: 30px;
position: relative;
}