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<?php $array = array(array('date'=>'2014-12-01', 'price'=>'123.00'), array('date'=>'2013-12-01', 'price'=>'123.00'), array('date'=>'2014-02-01', 'price'=>'123.00'), array('date'=>'2014-03-01', 'price'=>'123.00')); var_dump($array); function array_sort_by_column(&$arr, $col, $dir = SORT_ASC) { $sort_col = array(); foreach ($arr as $key=> $row) { $sort_col[$key] = $row[$col]; } array_multisort($sort_col, $dir, $arr); } array_sort_by_column($array, 'date'); var_dump($array);
Output for git.master, git.master_jit, rfc.property-hooks
array(4) { [0]=> array(2) { ["date"]=> string(10) "2014-12-01" ["price"]=> string(6) "123.00" } [1]=> array(2) { ["date"]=> string(10) "2013-12-01" ["price"]=> string(6) "123.00" } [2]=> array(2) { ["date"]=> string(10) "2014-02-01" ["price"]=> string(6) "123.00" } [3]=> array(2) { ["date"]=> string(10) "2014-03-01" ["price"]=> string(6) "123.00" } } array(4) { [0]=> array(2) { ["date"]=> string(10) "2013-12-01" ["price"]=> string(6) "123.00" } [1]=> array(2) { ["date"]=> string(10) "2014-02-01" ["price"]=> string(6) "123.00" } [2]=> array(2) { ["date"]=> string(10) "2014-03-01" ["price"]=> string(6) "123.00" } [3]=> array(2) { ["date"]=> string(10) "2014-12-01" ["price"]=> string(6) "123.00" } }

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