3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php ob_start(''); echo "test"; ob_end_flush(); ?>
Output for 5.4.0 - 7.1.0
Warning: ob_start(): function '' not found or invalid function name in /in/OnUFe on line 3 Notice: ob_start(): failed to create buffer in /in/OnUFe on line 3 test Notice: ob_end_flush(): failed to delete and flush buffer. No buffer to delete or flush in /in/OnUFe on line 5
Output for 5.3.4 - 5.3.29
test Notice: ob_end_flush(): failed to delete and flush buffer. No buffer to delete or flush in /in/OnUFe on line 5
Output for 4.3.2 - 5.3.3
test Notice: ob_end_flush(): failed to delete and flush buffer. No buffer to delete or flush. in /in/OnUFe on line 5
Output for 4.3.0 - 4.3.1
test