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<?php
$link=mysql_connect("localhost","developer","123456","test");
echo '<br/>';
if($link){
      echo 'Á¬½Ó³É¹¦';
      mysql_close($link);
}
else
    echo 'Á¬½Óʧ°Ü';
?>
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A - SPACE-padded string
h - Hex string, low nibble first
H - Hex string, high nibble first
c - signed char
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 <?php

function checkMobile($str)
{
$pattern = "/^(13|15)\d{9}$/";
if (preg_match($pattern,$str))
{
Return true;
}
else
{
Return false;
}
}
$str = checkMobile("15800000001");
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