1--TEST-- 2Test mb_stripos() function : error conditions - Pass unknown encoding 3--SKIPIF-- 4<?php 5extension_loaded('mbstring') or die('skip'); 6function_exists('mb_stripos') or die("skip mb_stripos() is not available in this build"); 7?> 8--FILE-- 9<?php 10/* Prototype : int mb_stripos(string haystack, string needle [, int offset [, string encoding]]) 11 * Description: Finds position of first occurrence of a string within another, case insensitive 12 * Source code: ext/mbstring/mbstring.c 13 * Alias to functions: 14 */ 15 16/* 17 * Pass an unknown encoding to mb_stripos() to test behaviour 18 */ 19 20echo "*** Testing mb_stripos() : error conditions ***\n"; 21$haystack = b'Hello, world'; 22$needle = b'world'; 23$offset = 2; 24$encoding = 'unknown-encoding'; 25 26var_dump( mb_stripos($haystack, $needle, $offset, $encoding) ); 27 28echo "Done"; 29?> 30--EXPECTF-- 31*** Testing mb_stripos() : error conditions *** 32 33Warning: mb_stripos(): Unknown encoding "unknown-encoding" in %s on line %d 34bool(false) 35Done 36