how to save old array value of radio input component?

[ZHE-Alnasser]

I am trying to save the old radio button value it is an array value and here is my code:

                @foreach($question->options as $radio)
<div>
                    <input id="{{$radio->id}}" class="mx-3 my-2"   name="questions[{{$key}}][value]" type="radio" value="{{$radio->name}}" > {{$radio->name}}
</div>
                @endforeach

How can I do that please help me