Download All Videos in a Page

function download(url) {  return new Promise((res, rej) => {    fetch(url)      .then((res) => res.blob())      .then((file) => {        const tempUrl = URL.createObjectURL(file);        const aTag = document.createElement("a");        aTag.href = tempUrl;        aTag.download = url.replace(/^.*[\\\/]/, "");        document.body.appendChild(aTag);        aTag.click();        URL.revokeObjectURL(tempUrl);        aTag.remove();        res();      })      .catch((err) => {        rej(err);      });  });}
// Get all the video elements on the page.const videos = document.querySelectorAll("video");
// Iterate over the video elements and download each video.videos.forEach((video) => {  // Get the video URL.  const videoUrl = video.src;  download(videoUrl);});