PHP: Merge array by defining parent array only?

Question

Is it possible to do this in PHP:

$a['foo'] = [1,2,3];
$a['bar'] = [4,5,6];

Instead of array_merge($a['foo'], $a['bar']), you would use simply use something like array_merge($a) instead?

Possible duplicate of How to merge subarray in PHP most easily? — Ianis
– Ianis, Commented Feb 4, 2016 at 16:52
you can write a function for that. is it always foo and bar? — Gavriel
– Gavriel, Commented Feb 4, 2016 at 16:52
Also possible duplicate of stackoverflow.com/questions/17041278/… ? — Anthony Rivas
– Anthony Rivas, Commented Feb 4, 2016 at 16:53

CMPS · Accepted Answer · 2016-02-04 16:53:38Z

1

Live demo

function my_array_merge($array) {
   $result = [];
   foreach($array as $subArray) {
      $result = array_merge($result, $subArray);
   }
   return $result;
}

answered Feb 4, 2016 at 16:53

CMPS

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