Dcat-Admin/resources/views/form/switchfield.blade.php

<div class="{{$viewClass['form-group']}}">

    <label for="{{$id}}" class="{{$viewClass['label']}} control-label">{!! $label !!}</label>

    <div class="{{$viewClass['field']}}">

        @include('admin::form.error')
        <input name="{{$name}}" type="hidden" value="0" />
        <input type="checkbox" name="{{$name}}" class="{{$class}} la_checkbox" {{ $value == 1 ? 'checked' : '' }} {!! $attributes !!} />

        @include('admin::form.help-block')

    </div>
</div>