JSFiddle - React, Tailwind, and code Playground

by aflynt

HTML

<form>
<select id="ddlView">
<option value="0">Select</option>
<option value="1">test1</option>
<option value="2">test2</option>
<option value="3">test3</option>
</select>
</form>

JavaScript

function validate()
{
   if(document.getElementById("ddlList").value == "0")
   {
      alert("Please select your OpCo"); // prompt user
      document.getElementById("ddlList").focus(); //set focus back to control
      return false;
   }
}