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|
--TEST--
Test strip_tags() function : usage variations - heredoc strings
--INI--
short_open_tag = on
--FILE--
<?php
/* Prototype : string strip_tags(string $str [, string $allowable_tags])
* Description: Strips HTML and PHP tags from a string
* Source code: ext/standard/string.c
*/
/*
* testing functionality of strip_tags() by giving heredoc strings as values for $str argument
*/
echo "*** Testing strip_tags() : usage variations ***\n";
// null here doc string
$null_string = <<<EOT
EOT;
// heredoc string with blank line
$blank_line = <<<EOT
EOT;
// here doc with multiline string
$multiline_string = <<<EOT
<html>hello world</html>
<p>13 < 25</p>
<?php 1111 & 0000 = 0000 ?>
<b>This is a double quoted string</b>
EOT;
// here doc with different whitespaces
$diff_whitespaces = <<<EOT
<html>hello\r world\t
1111\t\t != 2222\v\v</html>
<? heredoc\ndouble quoted string. with\vdifferent\fwhite\vspaces ?>
EOT;
// here doc with numeric values
$numeric_string = <<<EOT
<html>11 < 12. 123 >22</html>
<p>string</p> 1111\t <b>0000\t = 0000\n</b>
EOT;
// heredoc with quote chars & slash
$quote_char_string = <<<EOT
<html>This's a string with quotes:</html>
"strings in double quote";
'strings in single quote';
<html>this\line is single quoted /with\slashes </html>
EOT;
$res_heredoc_strings = array(
//heredoc strings
$null_string,
$blank_line,
$multiline_string,
$diff_whitespaces,
$numeric_string,
$quote_char_string
);
// initialize the second argument
$quotes = "<html><a><?php";
// loop through $res_heredoc_strings element and check the working on strip_tags()
$count = 1;
for($index =0; $index < count($res_heredoc_strings); $index ++) {
echo "-- Iteration $count --\n";
var_dump( strip_tags($res_heredoc_strings[$index], $quotes) );
$count++;
}
echo "Done\n";
?>
--EXPECTF--
*** Testing strip_tags() : usage variations ***
-- Iteration 1 --
string(0) ""
-- Iteration 2 --
string(0) ""
-- Iteration 3 --
string(67) "<html>hello world</html>
13 < 25
This is a double quoted string"
-- Iteration 4 --
string(44) "<html>hello
world
1111 != 2222 </html>
"
-- Iteration 5 --
string(56) "<html>11 < 12. 123 >22</html>
string 1111 0000 = 0000
"
-- Iteration 6 --
string(150) "<html>This's a string with quotes:</html>
"strings in double quote";
'strings in single quote';
<html>this\line is single quoted /with\slashes </html>"
Done
|
