Google Chrome / Firefox do not see extension output in console

Question

I am trying to test sample code for web extension for browsers. But, it doesn\'t work. I checked the console for Google Chrome and also for Firefox. It doesn\'t print anythi

Answer 1

Yes for Chrome you have to click the background page link mentioned, but it won't be there unless you set it to be persistent:

"background": {
    "persistent": true,
    "scripts": ["background.js"]
}