1--TEST--
2Bug #79986 (str_ireplace bug with diacritics characters)
3--SKIPIF--
4<?php
5if (!setlocale(LC_ALL, 'de_DE.ISO-8859-1', 'de-DE')) die('skip German locale not available');
6?>
7--FILE--
8<?php
9setlocale(LC_ALL, 'de_DE.ISO-8859-1', 'de-DE');
10echo str_ireplace(["\xE4", "\xF6", "\xFC"], ['1', '2', '3'], "\xE4\xC4 \xF6\xD6 \xFC\xDC") . PHP_EOL;
11?>
12--EXPECT--
1311 22 33
14