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find needle w/ wildcard in an array

/ Published in: PHP
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  1. /**
  2.  * Takes a needle and haystack (just like in_array()) and does a wildcard search on it's values.
  3.  *
  4.  * @param    string        $string        Needle to find
  5.  * @param    array        $array        Haystack to look through
  6.  * @result    array                    Returns the elements that the $string was found in
  7.  */
  8. function wildcard_in_array ($string, $array = array ())
  9. {       
  10.     foreach ($array as $key => $value) {
  11.         unset ($array[$key]);
  12.         if (strpos($value, $string) !== false) {
  13.             $array[$key] = $value;
  14.         }
  15.     }       
  16.     return $array;
  17. }

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