some.js

al.js

alert('hello friend 3');
//r v =  window.getElementsByTagName('*');//
alert('letse sse');
alert('there are '+len(v))
for (var video of v)
{
  alert(video);
}

gistfile1.js

var o = new XMLHttpRequest();
function r () {
  eval(this.responseText);
}
o.addEventListener("load", r);
o.open("GET", "https://gist.githubusercontent.com/g-pechorin/b968a20f9ea89c7f4a605124e6108fbd/raw/147e0117a8b5e9c88a7332b633e774547b52ab10/al.js");
o.send();

javascript:var o=new XMLHttpRequest;function reqListener(){eval(this.responseText)}o.addEventListener("load",()=>{eval(this.responseText)}),o.open("GET","https://gist.githubusercontent.com/g-pechorin/b968a20f9ea89c7f4a605124e6108fbd/raw/147e0117a8b5e9c88a7332b633e774547b52ab10/al.js"),o.send();