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<?php class Foo { public function & bar() { return ($this->var = $this->baz()); } public function baz() { return 'hello'; } } $foo = new Foo(); $var = $foo->bar(); var_dump($var); $var = & $foo->bar(); var_dump($var); var_dump($foo->baz());
Output for git.master, git.master_jit, rfc.property-hooks
Deprecated: Creation of dynamic property Foo::$var is deprecated in /in/nBIDp on line 9 Notice: Only variable references should be returned by reference in /in/nBIDp on line 9 string(5) "hello" Notice: Only variable references should be returned by reference in /in/nBIDp on line 9 string(5) "hello" string(5) "hello"

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