Materialize css validate class not applying or not working to select dropdown

Question

below is my materializing HTML code, Coi

<select name="designation_id" id="designation_id" class="validate ">
    <option value="" disabled selected>Choose your option</option>
    <option value="1">Option 1</option>
    <option value="2">Option 2</option>
    <option value="3">Option 3</option>
</select>

Answer 1

You need to add the required field along with the class confirmation.