JSFiddle - React, Tailwind, and code Playground

by Himanshu Kumar

HTML

<select id = "s1">
  <option value="a">first</option>
  <option value="b">Sencond</option>
</select>
<select id = "s2">
  <option value="2000">2000</option>
  <option value="2010">2010</option>
</select>

JavaScript

$("#s1").on("change", function(){
    var value = $(":selected", this).val();
   if(value == 'a'){
        $("#s2").val('2000');
     }else{
        $("#s2").val('2010');
    }
 })