3v4l.org

run code in 300+ PHP versions simultaneously
<?php $entity_type_id = 'node'; print "entity.{$entity_type_id}.canonical" . PHP_EOL; print "entity.$entity_type_id.canonical" . PHP_EOL;
Output for 5.6.0 - 5.6.29, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.6 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
entity.node.canonical entity.node.canonical
preferences:
79.21 ms | 1523 KiB | 4 Q