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PHP IPº¯Êý

<?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 Êý¾Ý¹ý´ó ÄÚ´æÒç³ö


Fatal error: Allowed memory size of 8388608 bytes exhausted (tried to allocate 92160 bytes) in :\Inetpub\wwwroot04\test.php on line 8
Fatal error: Out of memory (allocated 259,260,416) (tried to allocate 16 bytes) in C:\Inetpub\wwwroot04\test.php on line 8
//ini_set('memory_limit', '-1');
$inde ......

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php PDO Á´½Ó mysql ×î¼òµ¥ ʵÀý

define("DB_SERVER","127.0.0.1");
define("DB_PORT",3306);
define("DB_CATALOG","uab");
define("DB_USERID","root");
define("DB_PASSWORD","");
$dsn="mysql:host=".DB_SERVER.";port=".DB_PORT.";dbname=".DB_CATALOG;
self::$__PDO=new PDO($dsn, DB_USERID, DB_PASSWORD);
//support long connection
self:: ......
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