how to use Redirects in laravel

return Redirect::to('foo/bar');
return Redirect::to('foo/bar')->with('key', 'value');
return Redirect::to('foo/bar')->withInput();
return Redirect::to('foo/bar')->withInput(Input::except('password'));
return Redirect::to('foo/bar')->withErrors($validator);
return Redirect::back();
return Redirect::route('foobar');
return Redirect::route('foobar', ['value']);
return Redirect::route('foobar', ['key' => 'value']);
return Redirect::action('FooController@index');
return Redirect::action('FooController@baz', ['value']);
return Redirect::action('FooController@baz', ['key' => 'value']);
// If intended redirect is not defined, defaults to foo/bar.return Redirect::intended('foo/bar');