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Php user logon code

Source: Internet
Author: User
Tags mysql tutorial unsub
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A very detailed login code can be of great help to php beginners. If you need it, you can view it for free.

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Index. php tutorial

The Code is as follows: Copy code

<! DOCTYPE html PUBLIC "-// W3C // dtd xhtml 1.0 Transitional // EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<Html xmlns = "http://www.w3.org/1999/xhtml">
<Head>

<Meta http-equiv = "Content-Type" content = "text/html; charset = gbk"/>
<Title> system logon </title>
<Link href = "csstutorial .css" rel = "stylesheet" type = "text/css"/>
</Head>

<Body>

<Div id = "box">
<Div id = "denglu">
<Div id = "pic"> & nbsp; system background logon </div>
<Form action = "check. php" method = "post">
<P> User Name:
<Input type = "text" name = "name" id = "name"/>
<Span class = "must"> * </span> </p>
<P> password & nbsp; Code:
<Input name = "password" type = "password" id = "password"/>
<Span class = "must"> * </span> </p>
<P> Verification Code:
<Input name = "check" type = "text" id = "check" size = "8"/>
<span class = "must"> * </span> </p>
<P class = "form_button">
<Input type = "submit" name = "sub" id = "sub" value = "login"/>
<Input type = "reset" name = "unsub" id = "unsub" value = "cancel"/>
</P>
</Form>
</Div>
</Div>
</Body>
</Html>

Connect to connect. php

The Code is as follows: Copy code

<? Php
$ Connect = mysql tutorial _ connect ("localhost", "root", "") or die ("server connection failed ");
Mysql_select_db ("test", $ connect) or die ("no corresponding database is created ");
$ SQL = "select * from admin ";
?>

Piccheck. php

The Code is as follows: Copy code
<? Php
/*
* Created on 2011-8-10
*
* To change the template for this generated file go
* Window-Preferences-PHPeclips tutorial e-PHP-Code Templates
*/
Session_start ();
$ Code = rand (). dechex (rand (). rand (). dechex (rand ));
$ _ SESSION [pic] = $ code;
$ Image = imagecreatetruecolor (50, 18 );
$ Color = imagecolorallocate ($ image, 0); // The first time you use the color palette, it is set to the background color.
$ 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 );
?>

Css.css File

The Code is as follows: Copy code

@ Charset "UTF-8 ";
/* 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;
}

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Related Keywords:
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