JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/crypto-js/4.0.0/crypto-js.min.js"></script>
<select name="InvoiceId">
     <option id="1">Bill_1</option>
     <option id="2">Bill_2</option>
</select>

JavaScript

var sensitiveIdOne = "1129932ABC";
var encrypted = CryptoJS.MD5(sensitiveIdOne);

$("#1").attr("value", encrypted);

console.log($("#1").attr("value"));