JSFiddle - React, Tailwind, and code Playground

by bvotcode

HTML

<select name="cmbitems" id="cmbitems">
    <option value="price1">blue</option>
    <option value="price2">green</option>
    <option value="price3">red</option>
</select>

<input type="text" name="txtprice" id="txtprice" onClick="checkPrice()">
<script>
var select = document.getElementById('cmbitems');
var input = document.getElementById('txtprice');
select.onchange = function() {
    input.value = select.value;
}
</script>