3v4l.org

run code in 300+ PHP versions simultaneously
<?php trait Foo { public function test() { echo 'TEST'; } } class Bar { use Foo; } class Baz extends Bar { } (new Baz)->test();
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.26, 8.0.0 - 8.0.13, 8.1rc1 - rc3
TEST

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33.78 ms | 460 KiB | 5 Q