Bad idea to leave “console.log()” calls in your production JavaScript code?

Question

I have a bunch of console.log() calls in my JavaScript.

Should I comment them out before I deploy to production?

I\'d like to just leave them th

Answer 1

As other have mentions it will thrown an error in most browsers. In Firefox 4 it won't throw an error, the message is logged in the web developer console (new in Firefox 4).

One workaround to such mistakes that I really liked was de&&bug:

var de = true;
var bug = function() { console.log.apply(this, arguments); }

// within code
de&&bug(someObject);