Removing function_exists('array_search') code.

main/inc/lib/fileDisplay.lib.php

@@ -9,30 +9,6 @@
 /**
  * Code
  */
-/*	GENERIC FUNCTIONS : FOR OLDER PHP VERSIONS */
-if ( ! function_exists('array_search') ) {
-    /**
-     * Searches haystack for needle and returns the key
-     * if it is found in the array, FALSE otherwise.
-     *
-     * Natively implemented in PHP since 4.0.5 version.
-     * This function is intended for previous version.
-     *
-     * @author - Hugues Peeters <peeters@ipm.ucl.ac.be>
-     * @param  - needle (mixed)
-     * @param  - haystack (array)
-     * @return - array key or FALSE
-     *
-     * @see    - http://www.php.net/array_search
-     */
-    function array_search($needle, $haystack)
-    {
-        while (list($key, $val) = each($haystack))
-            if ($val == $needle)
-                return $key;
-        return false;
-    }
-}
 
 /* FILE DISPLAY FUNCTIONS */
 /**