3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php echo serialize ( ['fb_app' => '1' ] )
Output for 5.4.0 - 5.4.15
Parse error: syntax error, unexpected end of file, expecting ',' or ';' in /in/9tX40 on line 2
Process exited with code 255.
Output for 5.3.0 - 5.3.25
Parse error: syntax error, unexpected '[', expecting ')' in /in/9tX40 on line 2
Process exited with code 255.