JSFiddle - React, Tailwind, and code Playground
by Malik Naik
HTML
<select class="select1" id="select1">
<option value ="0">Option 1</option>
<option value ="1">Option 2</option>
<option value ="2">Option 3</option>
</select>
JavaScript
document.getElementById("select1").addEventListener("change", function(){
var a = document.getElementById("select1").value;
alert(a);
});