3v4l.org

run code in 300+ PHP versions simultaneously
<?php $handle = "User-agent: * Disallow: / Disallow: /c/portal/. Disallow: /wp-admin/ Disallow: /*/wp-admin/"; // REGEX if (preg_match('/^Disallow: \/(\s+)?$/m', $handle) === 1) { echo 'Found'; } else { echo 'Not found'; } echo PHP_EOL; // IN ARRAY $handle = explode("\n", $handle); $handle = array_map('rtrim', $handle); if (in_array('Disallow: /', $handle)) { echo 'Found'; } else { echo 'Not found'; }
Output for 4.3.10 - 4.3.11, 4.4.0 - 4.4.9, 5.0.2 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.26, 8.4.1 - 8.4.13
Found Found
Output for 4.3.0 - 4.3.9, 5.0.0 - 5.0.1
Found Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/Bovta on line 17 PHP_EOLFound
preferences:
109.81 ms | 407 KiB | 5 Q