javascript - Which is faster: document.location.pathname or myOwnObj.pathname? -

I am trying to customize my JavaScript code for speed.

I have documents objects that I need to access frequently, such as document.location.pathname or, worse than, Document.documentElement.innerText .

Store them as a specialty of one of their objects , So that I can see them as myObj.pathname and myObj.innerText such as

While there are some differences in the browser, caching your object makes quick look up.

The "sharp" object is in comparison with accessing the property twice, instead of once, I actually doubt it is interrupted in your application. In any case, before trying to customize the small things like this, profile it.