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run code in 300+ PHP versions simultaneously
<?php trait B { private function a() { print "B"; } public function b() { self::a(); } } class A { use B; } (new A)->b();
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
B
Output for 7.0.0 - 7.0.33, 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; A has a deprecated constructor in /in/aWWVJ on line 8 Fatal error: Uncaught Error: Call to private A::a() from invalid context in /in/aWWVJ:12 Stack trace: #0 {main} thrown in /in/aWWVJ on line 12
Process exited with code 255.
Output for 7.3.32 - 7.3.33
Fatal error: Uncaught Error: Call to private A::a() from invalid context in /in/aWWVJ:12 Stack trace: #0 {main} thrown in /in/aWWVJ on line 12
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38
Fatal error: Call to private A::a() from invalid context in /in/aWWVJ on line 12
Process exited with code 255.

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