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<?php class foo{ public $a; public $b; public $c; public function exchangeArray($data){ $classVariables = get_class_vars(__CLASS__); foreach ( $classVariables as $varName => $varValue ) { $this ->{$varName} = isset($data[$varName]) ? $varValue : NULL; } } } $obj = new foo(); $obj->exchangeArray(array( 'a' => 1, 'b' => 2, 'c' => 3, )); var_dump($obj);

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