Deferred Loading of JavaScript: How Does It Work?

Deferred Loading of JavaScript: How Does It Work?

Author: WP-Rocket

Date: January 27, 2020 

Category: Performance, SEO

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wprssaggregator Deferred Loading of JavaScript: How Does It Work?

You may have benchmarked your WordPress website’s speed only to find you need to “remove render-blocking JavaScript,” “defer parsing of Javascript,” or “eliminate render-blocking resources,” WordPress-related files included.

This may make you wonder, “How can I make JavaScript load faster? What do scripts have to do with my site’s speed, anyway?”

In short, this means you need to alter when your Javascript files execute or load to speed up your site. In other words, you need to defer parsing of JavaScript.

You can defer loading of JavaScript WordPress files, through code such as with JavaScript defer. Or, you can use

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Deferred Loading of JavaScript: How Does It Work?

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