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<?php echo "Using plain class\n"; class A {}; $a = new A(); $a->foo = 'bar'; echo "Extending from stdClass\n"; class B extends stdClass {}; $b = new B(); $b->foo = 'bar'; echo "Using PHP attribute\n"; #[\AllowDynamicProperties] class C {}; $c = new C(); $c->foo = 'bar';
Output for git.master, git.master_jit, rfc.property-hooks
Using plain class Deprecated: Creation of dynamic property A::$foo is deprecated in /in/WCQRP on line 7 Extending from stdClass Using PHP attribute

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