1--TEST--
2Test strip_tags() function : usage variations - valid value for 'str' and invalid values for 'allowable_tags'
3--FILE--
4<?php
5/* Prototype  : string strip_tags(string $str [, string $allowable_tags])
6 * Description: Strips HTML and PHP tags from a string
7 * Source code: ext/standard/string.c
8*/
9
10/*
11 * testing functionality of strip_tags() by giving valid value for $str and invalid values for $allowable_tags argument
12*/
13
14echo "*** Testing strip_tags() : usage variations ***\n";
15
16$strings = "<html>hello</html> \tworld... <p>strip_tags_test\v\f</p><?php hello\t wo\rrld?>";
17
18$quotes = array (
19  "<nnn>",
20  '<nnn>',
21  "<abc>",
22  '<abc>',
23  "<%?php",
24  '<%?php',
25  "<<html>>",
26  '<<html>>'
27);
28
29//loop through the various elements of strings array to test strip_tags() functionality
30$iterator = 1;
31foreach($quotes as $string_value)
32{
33      echo "-- Iteration $iterator --\n";
34      var_dump( strip_tags($strings, $string_value) );
35      $iterator++;
36}
37
38echo "Done";
39--EXPECT--
40*** Testing strip_tags() : usage variations ***
41-- Iteration 1 --
42string(33) "hello 	world... strip_tags_test"
43-- Iteration 2 --
44string(33) "hello 	world... strip_tags_test"
45-- Iteration 3 --
46string(33) "hello 	world... strip_tags_test"
47-- Iteration 4 --
48string(33) "hello 	world... strip_tags_test"
49-- Iteration 5 --
50string(33) "hello 	world... strip_tags_test"
51-- Iteration 6 --
52string(33) "hello 	world... strip_tags_test"
53-- Iteration 7 --
54string(46) "<html>hello</html> 	world... strip_tags_test"
55-- Iteration 8 --
56string(46) "<html>hello</html> 	world... strip_tags_test"
57Done
58