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run code in 500+ PHP versions simultaneously
<?php trait TraitA{ public function sayHello(){ echo 'Hello world!'; } } class ClassA{ use TraitA{ sayHello as protected;} } class ClassB{ use TraitA{ sayHello as private;} } $objA = new ClassA(); // $objA->sayHello(); // Fatal error: Call to protected method ClassA::sayHello() from context $objB = new ClassB(); // $objB->sayHello(); Fatal error: Call to private method ClassB::sayHello
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.21, 8.5.0 - 8.5.7

preferences:
90.03 ms | 1488 KiB | 4 Q