More fixes for PHP7.2

include/functions.inc.php

@@ -1399,12 +1399,6 @@ function safe_json_decode($value)
  */
 function prepend_append_array_items($array, $prepend_str, $append_str)
 {
-/*   array_walk(
-    $array,
-    create_function('&$s', '$s = "'.$prepend_str.'".$s."'.$append_str.'";')
-    );
- */
-  //New PHP 7.2 code
   array_walk($array, function(&$value, $key) use($prepend_str,$append_str) { $value = "$prepend_str$value$append_str"; } );
   return $array;
 }