Search Engine Journal contributor Matt G. Southern has published an article highlighting six ways to optimize JavaScript to improve the performance of your website (originally shared by Google Developer Advocate Alan Kent).

He says, “Kent identifies common performance problems caused by JavaScript and goes over steps you can take to fix them.

1. Avoid JavaScript File Proliferation

Avoid proliferation in the number of JavaScript files on your site.

The number of JavaScript files could become excessive if you’re not careful, especially if each UI component is in a separate file.

Reducing the number of JavaScript files a browser has to download can improve website performance.

How To Detect

The Opportunity section of the PageSpeed Insights report lists recommendations specific to your site.”

6 JavaScript Optimization Tips From Google

Search Engine Journal

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