3v4l.org

run code in 300+ PHP versions simultaneously
<?php $text = ""; $word = "mysql_query('Lalala'); 1||1/e\0"; // Slightly contrived example, but let's pretend we're // case-normalizing a user-provided word, and forgot to // preg_quote $text = preg_replace('/'.$word.'/i', $word, $text);
Output for 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Warning: preg_replace(): NUL is not a valid modifier in /in/Udoq2 on line 8
Output for 5.4.7 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.30, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 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 - 8.1.27
Warning: preg_replace(): Null byte in regex in /in/Udoq2 on line 8
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.6
Warning: Unexpected character in input: ' in /in/Udoq2(8) : regexp code on line 1 Fatal error: Call to undefined function mysql_query() in /in/Udoq2(8) : regexp code on line 1
Process exited with code 255.
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Fatal error: Call to undefined function mysql_query() in /in/Udoq2(8) : regexp code on line 1
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.9
Warning: mysql_query(): Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2) in /in/Udoq2(8) : regexp code on line 1 Warning: mysql_query(): A link to the server could not be established in /in/Udoq2(8) : regexp code on line 1
Output for 4.3.0 - 4.3.1
Warning: mysql_query() [http://www.php.net/function.mysql-query]: Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2) in /in/Udoq2(8) : regexp code on line 1 Warning: mysql_query() [http://www.php.net/function.mysql-query]: A link to the server could not be established in /in/Udoq2(8) : regexp code on line 1

preferences:
206.71 ms | 402 KiB | 364 Q