JSFiddle - React, Tailwind, and code Playground

by richo

JavaScript

var UpdateGraph = function () {
  var xhttp = new XMLHttpRequest(); xhttp.onreadystatechange = function() {
    if (this.readyState == 4 && this.status == 200) {
      var obj = JSON.parse(this.responseText);
      dataAmps = obj.data[6].dataValue;
    }
  };
  console.log(dataAmps); // THIS LOOKS FINE
  chart.options.data = [dataAmps];  //THIS IS THE PROBLEM
  chart.render();
  xhttp.open("GET", "/data", true); xhttp.send();
}