Laravel is there a way to add values to a request array

Question

I come across a situation in Laravel while calling a store() or update() method with Request parameter to add some additional value to the request before calling Eloquent fu

Answer 1

In laravel 5.6 we can pass parameters between Middlewares for example:

FirstMiddleware

public function handle($request, Closure $next, ...$params)
{
    //some code
    return $next($request->merge(['key' => 'value']));
}

SecondMiddleware

public function handle($request, Closure $next, ...$params)
{
    //some code
    dd($request->all());
}