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Recursively unset an array key

/ Published in: PHP
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This function takes an array and a key that is unwanted. It will recurse through and unset the key in the argument array and all its sub-arrays.

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  1. function recursive_unset(&$array, $unwanted_key) {
  2.     unset($array[$unwanted_key]);
  3.     foreach ($array as &$value) {
  4.         if (is_array($value)) {
  5.             recursive_unset($value, $unwanted_key);
  6.         }
  7.     }
  8. }

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