1--TEST-- 2Test rtrim() function : basic functionality 3--FILE-- 4<?php 5 6echo "*** Testing rtrim() : basic functionality ***\n"; 7 8$text = "---These are a few words--- \t\r\n\0\x0B "; 9$hello = "!===Hello World===!"; 10$alpha = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ"; 11$binary = "Example string\x0A\x0D"; 12 13 14 15echo "\n-- Trim string with all white space characters --\n"; 16var_dump(rtrim($text)); 17 18echo "\n-- Trim non-whitespace from a string --\n"; 19var_dump(rtrim($hello, "=!")); 20 21echo "\n-- Trim some non-white space characters from a string --\n"; 22var_dump(rtrim($hello, "!dlWro=")); 23 24echo "\n-- Trim some non-white space characters from a string using a character range --\n"; 25var_dump(rtrim($alpha, "A..Z")); 26 27echo "\n-- Trim the ASCII control characters at the beginning of a string --\n"; 28var_dump(rtrim($binary, "\x00..\x1F")); 29 30?> 31--EXPECT-- 32*** Testing rtrim() : basic functionality *** 33 34-- Trim string with all white space characters -- 35string(27) "---These are a few words---" 36 37-- Trim non-whitespace from a string -- 38string(15) "!===Hello World" 39 40-- Trim some non-white space characters from a string -- 41string(10) "!===Hello " 42 43-- Trim some non-white space characters from a string using a character range -- 44string(10) "0123456789" 45 46-- Trim the ASCII control characters at the beginning of a string -- 47string(14) "Example string" 48
