php时间转换日期与日期转换成时间-PHP源码

$d ='2009-07-02 09:09:00';
echo date("Y-m-d",'1246606382');
echo date('Ymd',dateToTime($d));

$temp = dateToTime($d);
echo $temp;
echo date("Y-m-d",$temp);

function dateToTime($d)
{
$year=((int)substr("$d",0,4));//取得年份

$mOnth=((int)substr("$d",5,2));//取得月份

$day=((int)substr("$d",8,2));//取得几号

return mktime(0,0,0,$month,$day,$year);
}
?>