3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public function bar() {} } var_dump(is_callable([Foo::class, 'bar'])); var_dump(is_callable([new Foo, 'bar']));
Output for 8.0.0 - 8.0.13, 8.1rc1 - rc3
bool(false) bool(true)
Output for 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.26
bool(true) bool(true)

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