3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $handle = fopen('test.txt', 'w'); fwrite($handle, "Hello, world!"); fclose($handle); ?>
based on 2dMQG
Output for 5.3.0 - 7.2.0
Warning: fopen(test.txt): failed to open stream: Permission denied in /in/huckv on line 3 Warning: fwrite() expects parameter 1 to be resource, boolean given in /in/huckv on line 4 Warning: fclose() expects parameter 1 to be resource, boolean given in /in/huckv on line 5
Output for 4.3.2 - 5.2.17
Warning: fopen(test.txt): failed to open stream: Permission denied in /in/huckv on line 3 Warning: fwrite(): supplied argument is not a valid stream resource in /in/huckv on line 4 Warning: fclose(): supplied argument is not a valid stream resource in /in/huckv on line 5
Output for 4.3.1
Warning: fopen(test.txt) [http://www.php.net/function.fopen]: failed to create stream: Permission denied in /in/huckv on line 3 Warning: fwrite(): supplied argument is not a valid stream resource in /in/huckv on line 4 Warning: fclose(): supplied argument is not a valid stream resource in /in/huckv on line 5
Output for 4.3.0
Warning: fopen(test.txt) [http://www.php.net/function.fopen]: failed to create stream: Read-only file system in /in/huckv on line 3 Warning: fwrite(): supplied argument is not a valid stream resource in /in/huckv on line 4 Warning: fclose(): supplied argument is not a valid stream resource in /in/huckv on line 5