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<?php $fruits[0]["expiryDate"] = "20142646"; $fruits[1]["expiryDate"] = "20142643"; usort($fruits, "compareDates"); print_r($fruits); function compareDates($a, $b) { if (!(isset($a['expiryDate']) && isset($b['expiryDate']))) { return false; } $t1 = strtotime($a['expiryDate']); $t2 = strtotime($b['expiryDate']); return $t1 - $t2; }
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => Array ( [expiryDate] => 20142646 ) [1] => Array ( [expiryDate] => 20142643 ) )

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