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<?php
Header("Content-type: image/png");      /*֪ͨä¯ÀÀÆ÷,ÒªÊä³öͼÏñ*/
$im       = imagecreate(400 , 300);        /*¶¨ÒåͼÏñµÄ´óС*/
$gray     = ImageColorAllocate($im , 235 , 235 , 235);
$pink     = ImageColorAllocate($im, 255 , 128 , 255);
/*
$fontfile = "C:\WINDOWS\Fonts\SIMHEI.TTF";
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*/
/* $fontfile ×ÖÌåµÄ·¾¶,ÊÓ²Ù×÷ϵͳ¶ø¶¨,¿ÉÒÔÊÇ simhei.ttf(ºÚÌå) , SIMKAI.TTF(¿¬Ìå) , SIMFANG.TTF(·ÂËÎ) ,SIMSUN.TTC(ËÎÌå&ÐÂËÎÌå) µÈ GD Ö§³ÖµÄÖÐÎÄ×ÖÌå*/
$str   = iconv('GB2312','UTF-8','php°®ºÃÕßphpfans.net');     /*½« gb2312 µÄ×Ö·û¼¯×ª»»³É UTF-8 µÄ×Ö·û*/
ImageTTFText($im, 30, 0, 50, 140, $pink , $fontfile , $str);
/* ¼ÓÈëÖÐÎÄˮӡ */
Imagepng($im);
ImageDestroy($im);
?>
<?php
header("Content-type:image/png");
$pic=imagecreatefromjpeg("itwis.jpg");
$color1 = imagecolorallocate($pic,255,255,255);
$font1  = "C:\WINDOWS\Fonts\STZHONGS.TTF";
$info = "ITÖªµÀÍøitwis.com";
$info = iconv("GB2312","UTF-8",$info);
imagettftext($pic,12,0,10,20,$color1,$font1,$info);
imagepng($pic);
imagedestroy ($pic);
?>
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HTTP Only cookies without PHP 5.2


HTTP Only cookies without PHP 5.2
by Matt Mecham
on September 12, 2006
For a while, Microsoft have had a flag
for cookies called ‘httponly’. This doesn’t sound particularly
exciting, but it is a vital step forward for web application security.
This flag tells Internet Expl ......

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function random($length) {
 $hash = '';
 $chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789abcdefghijklmnopqrstuvwxyz';
 $max = strlen($chars) - 1;
 mt_srand((double)microtime() * 1000000);
 for($ ......

PHPËæ»úÃÜÂëµÄÉú³É

<?php
function genPassword($min = 5, $max = 8)
{
$validchars="abcdefghijklmnopqrstuvwxyz123456789";
$max_char=strlen($validchars)-1;
$length=mt_rand($min,$max);
$password = "";
for($i=0;$i<$length;$i++)
{
$password.=$validchars[mt_rand(0,$max_char)] ......

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