3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Child { function Child() { var_dump(__CLASS__); } } class Example extends Child{ function Example() { var_dump(__CLASS__, Child::Child()); } } new Example;
Output for 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 - 7.0.20, 7.1.0 - 7.1.25, 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; Child has a deprecated constructor in /in/PYKnP on line 3 Deprecated: Methods with the same name as their class will not be constructors in a future version of PHP; Example has a deprecated constructor in /in/PYKnP on line 9 string(5) "Child" string(7) "Example" NULL
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, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.3.32 - 7.3.33
string(5) "Child" string(7) "Example" NULL
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9
string(5) "child" string(7) "example" NULL
preferences:
192.68 ms | 402 KiB | 329 Q