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PHP code:
<?php
set_time_limit(0);
$conn=mysql_connect('localhost','xxx','xxx');
$sql="select url from my_website ";
$result=mysql_db_query('xxx',$sql);
while($array=@mysql_fetch_array($result))//´ÓÊý¾ÝÖÐÌáÈ¡³öURL
{
$test=get_headers($array[url]);//½ØÈ¡HTTP¿ªÍ· µÄ200 304 µÈÍ·ÊôÐÔ
preg_match_all('/\s(\d+)\s/',$test[0],$url);
if($test==false)//ÎÞÐ§ÍøÖ·
{
$sql1="update my_website set scanurl='false' where url=('$array[url]')";
$result1=mysql_db_query('xxxx',$sql1);
}
else//ÓÐÐ§ÍøÖ·£¡
{
$newurl=$url[0][0];
$sql2="update my_website set scanurl=('$newurl')where url=('$array[url]')";
$result2=mysql_db_query('xxxx',$sql2);
}
sleep ( 0.5 );
}
?>
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PHP code:
$date = '2009-12-25';
$ptn = '/([\d]{4})[- \/](0?[\d]|1[0-2])[-\/ ](0?[\d]|[1-2][\d]|3[0-1])/';
if (preg_match($ptn,$date,$out))
{
print_r($out);exit();
}
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