PHP function calculates two date difference days

!--? PHP /* * * Function function: Calculates two dates in YYYY-MM-DD format, a few days apart * */ function Getchabetweentwodate ($date 1, $date 2) { $Date _list_a1=explode ("-", $date 1); $Date _list_a2=explode ("-", $date 2); $d 1=mktime (0,0,0, $Date _list_a1[1], $Date _list_a1[2], $Date _list_a1[0]); $d 2=mktime (0,0,0, $Date _list_a2[1], $Date _list_a2[2], $Date _list_a2[0]); $Days =round (($d 1-$d 2)/3600/24); return $Days; } Echo getchabetweentwodate (' 2010-08-11 ', ' 2010-08-16 '); echo " "; echo getchabetweentwodate (' 2010-08-16 ', ' 2010-08-11 '); ? copy code

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