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<?php class Person { private $_name = 'sina'; private $_age = '27'; private $_employer = 'yes'; public function get_name() { return $this->_name; } public function get_age() { return $this->_age; } public function get_employer() { return $this->_employer; } } $person = new Person(); $required = array('name','age'); foreach($required as $req) { $func = "get_{$req}()"; echo $person->$$func; }
Output for git.master, git.master_jit, rfc.property-hooks
Warning: Undefined variable $get_name() in /in/YDckD on line 31 Warning: Undefined property: Person::$ in /in/YDckD on line 31 Warning: Undefined variable $get_age() in /in/YDckD on line 31 Warning: Undefined property: Person::$ in /in/YDckD on line 31

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