<?php $array = array("05:11","05:21","05:24","05:31","05:34","05:41","05:44","05:50","05:54"); function getClosest($search, $arr) { $result = array_search($search, $arr); return $result && $result<sizeof($arr)-1 ? $arr[$result+1] : ""; } echo getClosest("05:34", $array); echo "\n"; echo getClosest("05:50", $array); echo "\n"; var_dump(getClosest("05:54", $array));
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