Open a new tab/window and write something to it?

Question

I\'m using Execute JS to write and test Javascript code within Firefox. I want to open a new tab/window and write something to it and I tried

var wm = Compon         


        

Answer 1

var winPrint = window.open('', '', 'left=0,top=0,width=800,height=600,toolbar=0,scrollbars=0,status=0');
winPrint.document.write('

 
Hellow World');
winPrint.document.close();

window.open(uri) does not work in chrome as of 2018