php call function from string code example

Example 1: php call dynamic function

//Simple
$vFn = "Login";
$vFn();

//OR
call_user_func($vFn, $vars); //Returns the return value of the callback.

//Best
abstract class mBase {
	public function main() {
    	.....
  	}
}

class mA extends mBase {
	public function main() {
    	parent->main();
    	.....
  	}
}

class mB extends mBase {
  	public function main() {
    	parent->main();
    	.....
  	}
}
function runMM(mBase $module) {
  $module->main();
}
$m = 'mB'; //example
runMM ($m);

Example 2: php call method from string

class Player {
    public function SayHi() { print("Hi"); }
}
$player = new Player();

call_user_func(array($player, 'SayHi'));
// or
$player->{'SayHi'}();
// or
$method = 'SayHi';
$player->$method();