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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();
}


½á¹ûΪ:
PHP code:


Array
(
[0] => 2009-12-2
[1] => 2009
[2] => 12
[3] => 2
)



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PHP code:

$ptn = '/([\d]{4})[- \/](0?[\d]|1[0-2])[-\/ ](0?[\d]|[1-2][\d]|3[0-1])$/';

---

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PHP code:
$date = '2009-12-25';
$ptn = '/(\d{4})[- \/](1[0-2]|0?\d)[-\/ ]([1-2]\d|3[0-1]|0?\d)/';
if (preg_match($ptn,$date,$out))
{
print_r($out);
}
print_r(date_parse($date));