Online PHP editor | refs for AefCK

<?php $arr = [ 0 => (object) [ "User_id" => "1", "date" => "2076-02-06", "checkedin" => "12:11:40", "checkedout" => "19:11:43", "difference" => "7.00083333", ], 1 => (object) [ "User_id" => "1", "date" => "2076-02-08", "checkedin" => "12:15:40", "checkedout" => "15:15:48", "difference" => "3.00222222", ], ]; $temp = array_sum(array_column($arr, 'difference')); echo $temp;