1--TEST-- 2Test mb_strtolower() function : usage variations - pass mixed ASCII and non-ASCII strings 3--SKIPIF-- 4<?php 5extension_loaded('mbstring') or die('skip'); 6function_exists('mb_strtolower') or die("skip mb_strtolower() is not available in this build"); 7?> 8--FILE-- 9<?php 10/* Prototype : string mb_strtolower(string $sourcestring [, string $encoding]) 11 * Description: Returns a lowercased version of $sourcestring 12 * Source code: ext/mbstring/mbstring.c 13 */ 14 15/* 16 * Pass a Japanese string and a mixed Japanese and ASCII string to mb_strtolower 17 * to check correct conversion is occurring (Japanese characters should not be converted). 18 */ 19 20echo "*** Testing mb_strtolower() : usage variations ***\n"; 21 22$string_mixed = base64_decode('5pel5pys6Kqe44OG44Kt44K544OI44Gn44GZ44CCUEhQLiAwMTIzNO+8le+8lu+8l++8mO+8meOAgg=='); 23$string_mixed_lower = base64_decode('5pel5pys6Kqe44OG44Kt44K544OI44Gn44GZ44CCcGhwLiAwMTIzNO+8le+8lu+8l++8mO+8meOAgg=='); 24$string_all_mb = base64_decode('5pel5pys6Kqe44OG44Kt44K544OI44Gn44GZ44CC'); 25 26echo "\n-- Mixed string (mulitbyte and ASCII characters) --\n"; 27$a = mb_strtolower($string_mixed, 'UTF-8'); 28var_dump(base64_encode($a)); 29if ($a == $string_mixed_lower) { 30 echo "Correctly Converted\n"; 31} else { 32 echo "Incorrectly Converted\n"; 33} 34 35echo "\n-- Multibyte Only String--\n"; 36$b = mb_strtolower($string_all_mb, 'UTF-8'); 37var_dump(base64_encode($b)); 38if ($b == $string_all_mb) { // Japanese characters only - should not be any conversion 39 echo "Correctly Converted\n"; 40} else { 41 echo "Incorrectly Converted\n"; 42} 43 44echo "Done"; 45?> 46--EXPECTF-- 47*** Testing mb_strtolower() : usage variations *** 48 49-- Mixed string (mulitbyte and ASCII characters) -- 50string(80) "5pel5pys6Kqe44OG44Kt44K544OI44Gn44GZ44CCcGhwLiAwMTIzNO+8le+8lu+8l++8mO+8meOAgg==" 51Correctly Converted 52 53-- Multibyte Only String-- 54string(40) "5pel5pys6Kqe44OG44Kt44K544OI44Gn44GZ44CC" 55Correctly Converted 56Done 57