1--TEST-- 2Test mb_strrchr() function : variation - case sensitivity 3--EXTENSIONS-- 4mbstring 5--FILE-- 6<?php 7echo "*** Testing mb_strrchr() : variation ***\n"; 8 9mb_internal_encoding('UTF-8'); 10 11//ascii 12$string_ascii = 'abcdef'; 13$needle_ascii_upper = "BCD"; 14$needle_ascii_mixed = "bCd"; 15$needle_ascii_lower = "bcd"; 16 17//Greek string in lower case UTF-8 18$string_mb = base64_decode('zrHOss6zzrTOtc62zrfOuM65zrrOu868zr3Ovs6/z4DPgc+Dz4TPhc+Gz4fPiM+J'); 19$needle_mb_upper = base64_decode('zpzOnc6ezp8='); 20$needle_mb_lower = base64_decode('zrzOvc6+zr8='); 21$needle_mb_mixed = base64_decode('zpzOnc6+zr8='); 22 23echo "-- Ascii data --\n"; 24// needle should be found 25var_dump(bin2hex(mb_strrchr($string_ascii, $needle_ascii_lower))); 26// no needle should be found 27var_dump(mb_strrchr($string_ascii, $needle_ascii_upper)); 28var_dump(mb_strrchr($string_ascii, $needle_ascii_mixed)); 29 30echo "-- mb data in utf-8 --\n"; 31// needle should be found 32$res = mb_strrchr($string_mb, $needle_mb_lower, false); 33if ($res !== false) { 34 var_dump(bin2hex($res)); 35} 36else { 37 echo "nothing found!\n"; 38} 39// no needle should be found 40var_dump(mb_strrchr($string_mb, $needle_mb_upper)); 41var_dump(mb_strrchr($string_mb, $needle_mb_mixed)); 42 43 44?> 45--EXPECT-- 46*** Testing mb_strrchr() : variation *** 47-- Ascii data -- 48string(10) "6263646566" 49bool(false) 50bool(false) 51-- mb data in utf-8 -- 52string(52) "cebccebdcebecebfcf80cf81cf83cf84cf85cf86cf87cf88cf89" 53bool(false) 54bool(false) 55