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run code in 200+ php & hhvm versions
Bugs & Features
<?php do_action( 'register_form' ); ?>
Output for 7.0.0 - 7.2.0
Fatal error: Uncaught Error: Call to undefined function do_action() in /in/DIShR:1 Stack trace: #0 {main} thrown in /in/DIShR on line 1
Process exited with code 255.
Output for 5.3.20 - 5.6.28
Fatal error: Call to undefined function do_action() in /in/DIShR on line 1
Process exited with code 255.