3v4l.org

run code in 300+ PHP versions simultaneously
<?php trait A { abstract public function foo(); } class B { use A; // works public function foo() {} } class C { use A { A::foo as traitFoo; } // works, provided this: public function traitFoo() {} // <-- is present public function foo() {} } class D { use A { A::foo as traitFoo; } // does not work by itself public function foo() {} }
Output for 8.5.0 - 8.5.1
Fatal error: Class D contains 1 abstract method and must therefore be declared abstract or implement the remaining method (D::traitFoo) in /in/Zf9SR on line 18 Stack trace: #0 {main}
Process exited with code 255.
Output for 8.4.15
/bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14
Fatal error: Class D contains 1 abstract method and must therefore be declared abstract or implement the remaining methods (D::traitFoo) in /in/Zf9SR on line 18
Process exited with code 255.
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Fatal error: Class D contains 1 abstract method and must therefore be declared abstract or implement the remaining methods (D::foo) in /in/Zf9SR on line 18
Process exited with code 255.
Output for 5.6.0 - 5.6.40
Fatal error: Class D contains 1 abstract method and must therefore be declared abstract or implement the remaining methods (D::foo) in /in/Zf9SR on line 21
Process exited with code 255.

preferences:
207.05 ms | 411 KiB | 5 Q