JSFiddle - React, Tailwind, and code Playground

by lindychen

HTML

<a href="https://www.test.com/checkout/" class="elementor-button elementor-button--checkout elementor-size-md">
  <span class="elementor-button-text">Checkout</span>
</a>

JavaScript

var clicker0 = document.getElementsByClassName("elementor-button elementor-button--checkout elementor-size-md");

for(var i = 0; i < clicker0.length; i++) {
    clicker0[i].addEventListener("click", clicker1);}

function clicker1(esc1112) {
esc1112.preventDefault(); 
if (sessionStorage.getItem('coupon') === '1') {
esc1112.currentTarget.href = 'https://www.test.com/checkout/?coupon_code=yyyy';
}
else {
esc1112.currentTarget.href = 'https://www.test.com/checkout/?coupon_code=xxxx';
}}