How to get Query Strings Value from a URL in Laravel

Controller.php

public function posts(Request $request) { 

  $id = $request->input('id'); //returns Ony Id value  
  $query = $request->all(); //Returns all inputs    

    //Another way to do it

  $id = Input::get('id'); //returns Ony Id value 
  $query = Input::all(); //Returns all inputs

}