3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public function testIsCallable(callable $param) { return is_callable($param); } private function privateMethod() { echo "This is a private method"; } public function test($param) { if ($this->testIsCallable($param)) { $param(); } } } class B extends A { public function testIsCallable(callable $param) { return is_callable($param); } public function test($param) { if ($this->testIsCallable($param)) { $param(); } } } $a = new A(); $b = new B(); $callable = [$a, 'privMethod']; $a->test($callable); $b->test($callable);
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught TypeError: A::testIsCallable(): Argument #1 ($param) must be of type callable, array given, called in /in/S0Eol on line 14 and defined in /in/S0Eol:5 Stack trace: #0 /in/S0Eol(14): A->testIsCallable(Array) #1 /in/S0Eol(38): A->test(Array) #2 {main} thrown in /in/S0Eol on line 5
Process exited with code 255.

This tab shows result from various feature-branches currently under review by the php developers. Contact me to have additional branches featured.

Active branches

Archived branches

Once feature-branches are merged or declined, they are no longer available. Their functionality (when merged) can be viewed from the main output page

preferences:
60.21 ms | 401 KiB | 8 Q