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  $.ajax({
url: "ckname.php",
        type:"post",         
        dataType:"text/html",
        data: "username=" + "ÖÐÎÄ",
        success:function(msg){
    alert(msg);
}
    }
);
ckname.php´úÂë:
$username = $_POST["username"];
          if($username == "ÖÐÎÄ")
    echo "yes";
            else 
  echo "$username no";

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phpʱ¼äÕýÔòÎÊÌâ - PHP / »ù´¡±à³Ì

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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