PHP Code: Search array elements for a substring - Searches all array elements for a given substring. This function will return an array of the found k

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Snippet Name: Search array elements for a substring

Description: Searches all array elements for a given substring. This function will return an array of the found key=>value pairs, or FALSE if the substring was not found.

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Language: PHP
Highlight Mode: PHP
Last Modified: March 16th, 2009

FUNCTION substr_in_array($haystack, $needle){
 
  $found = ARRAY();
 
	// cast to array 
    $needle = (ARRAY) $needle;
 
    // map with preg_quote 
    $needle = ARRAY_MAP('preg_quote', $needle);
 
    // loop over  array to get the search pattern 
    FOREACH ($needle AS $pattern)
    {
        IF (COUNT($found = PREG_GREP("/$pattern/", $haystack)) > 0) {
        	RETURN $found;
        }
    }
 
    // if not found 
    RETURN FALSE;
}