how to sort array according to date in PHP?Questions › how to sort array according to date in PHP? 0 Vote Up Vote Down Web Guru Staff asked 4 years ago 1 Answers 0 Vote Up Vote Down Web Guru Staff answered 4 years ago If you want to sort array in PHP use usort() function Example, function sortArray($x, $y) { $dt1 = strtotime($x[‘datetime’]); $dt2 = strtotime($y[‘datetime’]); return $dt1 – $dt2; } usort($dataArray, ‘sortArray’);