1--TEST--
2Bug #20169 (implode() clobbers first argument)
3--FILE--
4<?php
5	@set_time_limit(5);
6	$delimiter = "|";
7
8	echo "delimiter: $delimiter\n";
9	implode($delimiter, array("foo", "bar"));
10	echo "delimiter: $delimiter\n";
11?>
12--EXPECT--
13delimiter: |
14delimiter: |
15