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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 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
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" } }
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5
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) "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" } }

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