__call: invoke class method dynamically : Reflection Invoke « Class « PHP

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PHP » Class » Reflection Invoke 
__call: invoke class method dynamically


<?php
class {
    function getA( ) {
        return array"A""B" );
    }

    function setA$country, $district ) {
        return "$country, $district\n";
    }

}

class Helper {
    private $classA;

    function __constructA $classA ) {
        $this->classA = $classA;
    }

    function __call$method, $args ) {
        if method_exists$this->classA, $method ) ) {
            return call_user_func_array(array$this->classA, $method ), $args );
        }
    }
}

$tool= new Helpernew A() );
print_r$tool->setA'UK', 'BN' ) );
?>

           
       
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1.call_user_func: invoke class method and pass parameters
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