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run code in 200+ php & hhvm versions
Bugs & Features
<?php $txn_type = isset($_POST[ 'txn_type' ]) ? $_POST[ 'txn_type' ] : apply_filters('filter_hook_event_espresso_enter_attendee_payments_remove_require_txn_type', FALSE);
Output for 7.0.0 - 7.2.8
Fatal error: Uncaught Error: Call to undefined function apply_filters() in /in/r9LFQ:2 Stack trace: #0 {main} thrown in /in/r9LFQ on line 2
Process exited with code 255.
Output for hhvm-3.11.1 - 3.17.3
Fatal error: Uncaught Error: Call to undefined function apply_filters() in /in/r9LFQ:2 Stack trace: #0 {main}
Process exited with code 255.
Output for 5.0.0 - 5.6.30, hhvm-3.10.1
Fatal error: Call to undefined function apply_filters() in /in/r9LFQ on line 2
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: apply_filters() in /in/r9LFQ on line 2
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: apply_filters() in /in/r9LFQ on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: apply_filters() in /in/r9LFQ on line 2