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JudeRosario/WP Async Scripts.php

Last active August 29, 2015 14:14
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JS Foo to force Async Loading
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WP Async Scripts.php
add_filter( 'script_loader_tag', function ( $tag, $handle ) {
return preg_replace("/(><\/[a-zA-Z][^0-9](.*)>)$/", " async $1 ", $tag );
}, 10, 2 );
@JudeRosario
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This snippet loads all WordPress site JS in an async way, speeding up site loads. Simply copy paste in a child theme's functions.php or a site specific plugin.

@JudeRosario
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Also you can add logic to this and filter selectively based on the $handle. This lets you load only the bare minimum before DOM is ready

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