Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

PHPÉú³ÉËæ»ú×Ö·û´®µÄ·½·¨

Code:
<?php
function genRandomString($len)
{
$chars = array(
"a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k", 
"l", "m", "n", "o", "p", "q", "r", "s", "t", "u", "v", 
"w", "x", "y", "z", "A", "B", "C", "D", "E", "F", "G", 
"H", "I", "J", "K", "L", "M", "N", "O", "P", "Q", "R", 
"S", "T", "U", "V", "W", "X", "Y", "Z", "0", "1", "2", 
"3", "4", "5", "6", "7", "8", "9"
);
$charsLen = count($chars) - 1;
shuffle($chars);    // ½«Êý×é´òÂÒ
$output = "";
for ($i=0; $i<$len; $i++)
{
$output .= $chars[mt_rand(0, $charsLen)];
}
return $output;
}
$str = genRandomString(4); //ÊäÈëÒªÊäÈëµÄËæ»úÊýµÄ¸öÊý£»
$str .= "<br />";
$str .= genRandomString(4);
$str .= "<br />";
$str .= genRandomString(4);
echo $str;
?>


Ïà¹ØÎĵµ£º

PHP+AjaxʵÏÖTabЧ¹û

ÓÃAjaxʵÏÖTabЧ¹ûµÄ
ÏÈ´´½¨
ajax.php£¬ÔÚÆäÖÐÊäÈëÈçÏ´úÂ룺
<!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>
<title>Sample 2_1</title>
<me ......

phpÖе¥ÒýºÅºÍË«ÒýºÅÇø±ð

1 PHPÖе¥ÒýºÅÓëË«ÒýºÅµÄÇø±ð  
¡¡¡¡ÔÚPHPÖУ¬Í¨³£Ò»¸ö×Ö·û´®±»¶¨ÒåÔÚÒ»¶ÔÒýºÅÖУ¬È磺
'I am a string in single quotes'
"I am a string in double quotes"
¡¡¡¡PHPÓï·¨·ÖÎöÆ÷ÊÇÓóɶԵÄÒýºÅÀ´ÅжÏÒ»¸ö×Ö·û´®µÄ¡£Òò´Ë£¬ËùÓÐ×Ö·û´®±ØÐëʹÓÃͬһÖÖµ¥»òÕßË«
ÒýºÅÀ´¶¨Ò忪ʼºÍ½áÊø¡£ÀýÈ磬ÏÂÃæµÄ×Ö´®¶¨ÒåÊ ......

PHP ÖÐÅжϡ¢Ñ­»·µÄ¼¸ÖÖд·¨

ÏÂÃæ½éÉܼ¸ÖÖPHPÖÐÅжϡ¢Ñ­»·µÄ¼¸ÖÖд·¨¡£
×îÆÕͨµÄÅжϣº
<?php
if( $args != NULL )
{
call_func($args);
}
?>
¶ÔÓÚµ¥ÐеÄÖ´ÐÐÓï¾ä£¬¿ÉÒÔд³É£º
<?php
if( $args != NULL ) call_func($args);
?>
Ò²¿ÉÒÔʹÓÃÒýºÅµÄ·½Ê½¡£
<?php
if( $args != NULL ):
call_func($args); ......

PHPÑéÖ¤ÂëÉú³É½Å±¾£¨5λÊý×Öpng¸ñʽ£©


<?php
header("Content-Type:image/png");
srand((double)microtime()*1000000);
$img_height=20;
$img_width=60;
$im=@imagecreate($img_width,$img_height) or die("²»Äܳõʼ»¯GDÎļþÁ÷");
$background_color=imagecolorallocate($im,255,255,255);
$text_color=imagecolorallocate($im,233,14,91);
......

php ¶ÔÎļþ²Ù×÷

PHP´´½¨Îļþ£¨¼Ð£©ÒÔ¼°Ä¿Â¼²Ù×÷
 Ò»¡¢Ä¿Â¼²Ù×÷
   
      Ê×ÏÈÊÇ´ÓĿ¼¶ÁÈ¡µÄº¯Êý,opendir(),readdir(),closedir(),ʹÓõÄʱºòÊÇÏÈ´ò¿ªÎļþ¾ä±ú,¶øºóµü´úÁгö:
<?php
$base_dir="filelist/";
$fso=opendir($base_dir);
echo  $base_dir."<hr/>";
whil ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ