3v4l.org

run code in 500+ PHP versions simultaneously

@ 2018-04-27T12:12:24Z

<?php
$myarray = array(
                    array(
                    0 => 0,
                    1 => 70, 
                    2 => 19,
                    3 => 0
                    ),
                    array(
                    0 => 0,
                    1 => 24,
                    2 => 14
                    ),
                    array(
                    0 => 0,
                    1 => 15,
                    2 => 11,
                    3 => 0
                    ),
                    array(
                    0 => 0,
                    1 => 15,
                    2 => 27,
                    3 => 0
                    )
                );

foreach($myarray as $k => $values) {
    if (isset($myarray[$k+1])){
        $max = max(sizeof($values), sizeof($myarray[$k+1]));
        for($i = 0; $i < $max; ++$i) {
            $result[$k][$i] = (isset($values[$i]) ? $values[$i] : 0) - (isset($myarray[$k+1][$i]) ? $myarray[$k+1][$i] : 0);
        }
    } else {
        $result[$k] = $values;
    }
}

var_export($result);

Output for 7.1.0 - 7.1.25, 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 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3: array ( 0 => array ( 0 => 0, 1 => 46, 2 => 5, 3 => 0, ), 1 => array ( 0 => 0, 1 => 9, 2 => 3, 3 => 0, ), 2 => array ( 0 => 0, 1 => 0, 2 => -16, 3 => 0, ), 3 => array ( 0 => 0, 1 => 15, 2 => 27, 3 => 0, ), )

preferences:dark modelive previewkey bindings

102.28 ms | 1524 KiB | 3 Q