3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $array1 = array(array(77, 87), array(23, 45)); $array2 = array("w3resource", "com"); function merge_arrays_by_index($x, $y) { $temp = array(); $temp[] = $x; if(is_scalar($y)) { $temp[] = $y; } else { foreach($y as $k => $v) { $temp[] = $v; } } return $temp; } $test = merge_arrays_by_index($array2,$array2); print_r($test); ?>
based on 2rbO9
Output for 4.3.0 - 7.1.0
Array ( [0] => Array ( [0] => w3resource [1] => com ) [1] => w3resource [2] => com )