3v4l.org

run code in 300+ PHP versions simultaneously
<?php interface Thing { function foo(); function bar(); } class Foo implements Thing { function foo() {} function bar() {} } interface Thing1 { function foo(); } interface Thing2 extends Thing1 { function bar(); } class Foo1 implements Thing1 { function foo() {} } class Foo2 implements Thing2 { protected $foo1; function foo() { $this->foo1->foo(); } function bar() {} }
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.3.32 - 7.3.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Deprecated: Methods with the same name as their class will not be constructors in a future version of PHP; Foo has a deprecated constructor in /in/W2bvL on line 7
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING in /in/W2bvL on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected T_STRING in /in/W2bvL on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/W2bvL on line 3
Process exited with code 255.
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337.81 ms | 401 KiB | 460 Q