Added getYouTubeVideoID

utils.js

@@ -0,0 +1,11 @@
+function getYouTubeVideoID(url) { // Returns with video id else returns false
+  var regExp = /^.*((youtu.be\/)|(v\/)|(\/u\/\w\/)|(embed\/)|(watch\?))\??v?=?([^#\&\?]*).*/;
+  var match = url.match(regExp);
+  var id = new URL(url).searchParams.get("v");
+  if (url.includes("/embed/")) {
+    //it is an embed, don't search for v
+    id = match[7];
+  }
+
+  return (match && match[7].length == 11) ? id : false;
+}