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<?php error_reporting(-1); class B { function myfunction($var = "default") { echo $var; } } class C extends B { function myfunction() { echo "myfunction"; } } $c = new C(); $c->myfunction(); $b = new B(); $b->myfunction();
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Declaration of C::myfunction() must be compatible with B::myfunction($var = 'default') in /in/nZZHv on line 14
Process exited with code 255.

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