<?php
$pre ="<a href=\"";
$post= "</a>";
$in = ['http://">http',
'ftp://">ftp',
'mailto://">mailto',
'#">HASH',
'//">2xfw slash',
'\\\\">2x Bw slash',
'file://">file'
];
$replacements = ['/((?:href|src) *= *[\'"](?!(http|ftp|mailto|file|javascript|#|[a-z]+:|'. preg_quote('\\\\',"/"). '|\/\/)))(\/?)/i'
=> "$1" . "xxxxABSOLUTE/PATH/"
];
foreach($in as $test) {
echo '<pre>\n';
$r = $pre . $test . $post;
echo "$r =>" . preg_replace(array_keys($replacements), $replacements, $r);
echo '</pre>';
}
- Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- <pre>\n<a href="http://">http</a> =><a href="http://">http</a></pre><pre>\n<a href="ftp://">ftp</a> =><a href="ftp://">ftp</a></pre><pre>\n<a href="mailto://">mailto</a> =><a href="mailto://">mailto</a></pre><pre>\n<a href="#">HASH</a> =><a href="#">HASH</a></pre><pre>\n<a href="//">2xfw slash</a> =><a href="//">2xfw slash</a></pre><pre>\n<a href="\\">2x Bw slash</a> =><a href="\\">2x Bw slash</a></pre><pre>\n<a href="file://">file</a> =><a href="file://">file</a></pre>
- Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
- Parse error: syntax error, unexpected '[' in /in/ci9ak on line 4
Process exited with code 255. - Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
- Parse error: parse error, unexpected '[' in /in/ci9ak on line 4
Process exited with code 255. - Output for 4.3.2 - 4.3.4
- Parse error: parse error in /in/ci9ak on line 4
Process exited with code 255.
preferences:
247.89 ms | 401 KiB | 356 Q