JSFiddle - React, Tailwind, and code Playground

by mtenschert

JavaScript

// get javaScript object "promo" url-parameter ?promo=xxxx 
  let params = new URLSearchParams(document.location.search);
  let promo = params.get("promo");

  // autofill in promocode field and add classes

  $(function() {
    $("#booking_parameters_promotionCode").val(promo);
    $("#booking_parameters_promotionCode").addClass("label-shrink");
    $("#booking_parameters_promotionCode").addClass("valid-input");
    $("#booking_parameters_promotionCode").addClass("ng-pristine");
    ($('#booking_parameters_promotionCode')).trigger("input");
  });