Shulou(Shulou.com)06/03 Report--

This article shows you how to use Chrome developer tools to study the native implementation of functions in JavaScript. The content is concise and easy to understand, which will definitely brighten your eyes. I hope you can get something through the detailed introduction of this article.

As the size of my blog Chrome Development Tool tips used in my daily work turns to be larger I create a separate post to record down this small tip. Are you curious about the "native code" here? At least I am.

Today I find that the Profiles tab in Chrome development tool can help us to unveil the mysteries to some degree. In Chrome development, just select this checkbox:

And then execute the simple JavaScript code below:

Var arr = []; for (var item0; I

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