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<?php
$start = ip2long('192.168.1.1');
$start = sprintf("%u", $start) ;
$end = ip2long('192.168.1.50');
$end = sprintf("%u", $end) ;
for ($start; $start<$end; $start++){
echo long2ip($start)."<br>";
}
?>


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PHP ÎÞÏÞ·ÖÀà

<?php
//×÷Õß:ÁºÎÄÆ½ http://www.tyasp.net
session_start();
if($_SESSION["username"]!="admin")
{
echo("<mce:script type="text/javascript"><!--
alert("²Ù×÷³¬Ê±£¡ÇëÖØÐµÇ½...");window.location.href="../index.php";
// --></mce:script>");
//header("refresh:0;url=../"); ......

PHPÖеÄħÊõ·½·¨

PHPÖÐÓÐÏÂÁгÆÖ®ÎªÄ§Êõ·½·¨(magic method)µÄº¯Êý:__construct, __destruct ,
__call, __callStatic,__get, __set, __isset, __unset , __sleep, __wakeup,
__toString, __set_state, __clone and __autoload,±¾ÎÄʹÓÃ__callΪʵÏÖÒ»¸öÉí·ÝÑéÖ¤µÄ¼òµ¥ÊµÀý£¬´úÂëÈçÏ£º ´úÂë<?php
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phpÌØÊâ×Ö·û¹ýÂË

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<?php
$text = '<?php ?><p>Test paragraph.</p><!-- Comment -
-> <a href=http://topic.csdn.net/u/20090311/09/"#fragment">Other text</a>';
echo strip_tags($text);
echo "\n";
// ÔÊÐíʹÓÃ<p>ºÍ<a>
echo stri ......

php½«excelµ¼Èëmysql

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