php判断日期格式是否正确
function isdate($str, $format = "Y-m-d") {$strArr = explode ( "-", $str );
if (empty ( $strArr )) {
return 0;
}
foreach ( $strArr as $val ) {
if (strlen ( $val ) < 2) {
$val = "0" . $val;
}
$newArr [] = $val;
}
$str = implode ( "-", $newArr );
$unixTime = strtotime ( $str );
$checkDate = date ( $format, $unixTime );
if ($checkDate == $str)
return 1;
else
return 0;
}
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