1--TEST-- 2Bug #21182 (range modifies arguments) 3--FILE-- 4<?php 5$a = "20"; $b = "30"; 6echo "a1: $a\n"; 7$result = range($a, $b); 8echo "a2: $a : type : " . gettype($a) . "\n"; 9?> 10--EXPECT-- 11a1: 20 12a2: 20 : type : string 13