rcp-chart.js

// run this in the dev console on RealClearPolitics polling chart pages
// https://www.realclearpolitics.com/epolls/2020/president/us/2020_democratic_presidential_nomination-6730.html

function hide(c, idx) {
  c.forEach(function (ci) {
    Array.from(document.getElementsByClassName(ci)).forEach((el, i) => {
      el.style.visibility = 'visible';
      if (!idx.includes(i)) el.style.visibility = 'hidden';
    });
  });
};
hide(['spread_line', 'spread_area', 'spread_tooltip', 'spread_circle'], []);
hide(['candidate_line', 'candidate_tooltip', 'candidate_circle'], [0, 1, 2, 3, 4, 5]);