1--TEST-- 2Test strip_tags() function : usage variations - binary safe checking 3--INI-- 4short_open_tag = on 5--FILE-- 6<?php 7/* Prototype : string strip_tags(string $str [, string $allowable_tags]) 8 * Description: Strips HTML and PHP tags from a string 9 * Source code: ext/standard/string.c 10*/ 11 12/* 13 * testing whether strip_tags() is binary safe or not 14*/ 15 16echo "*** Testing strip_tags() : usage variations ***\n"; 17 18//various string inputs 19$strings = array ( 20 "<html> I am html string </html>".chr(0)."<?php I am php string ?>", 21 "<html> I am html string\0 </html><?php I am php string ?>", 22 b"<a>I am html string</a>", 23 "<html>I am html string</html>".decbin(65)."<?php I am php string?>" 24); 25 26//loop through the strings array to check if strip_tags() is binary safe 27$iterator = 1; 28foreach($strings as $value) 29{ 30 echo "-- Iteration $iterator --\n"; 31 var_dump( strip_tags($value) ); 32 $iterator++; 33} 34 35echo "Done"; 36?> 37--EXPECTF-- 38*** Testing strip_tags() : usage variations *** 39-- Iteration 1 -- 40string(18) " I am html string " 41-- Iteration 2 -- 42string(18) " I am html string " 43-- Iteration 3 -- 44string(16) "I am html string" 45-- Iteration 4 -- 46string(23) "I am html string1000001" 47Done 48