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Defer parsing of JS to speed up WordPress site.
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| <?php | |
| //Defer parsing of JS to speed up loading pages | |
| if (!(is_admin() )) { | |
| function defer_parsing_of_js ( $url ) { | |
| if ( FALSE === strpos( $url, '.js' ) ) return $url; | |
| if ( strpos( $url, 'jquery.js' ) ) return $url; //excluding js file | |
| return "$url' defer='defer"; | |
| } | |
| add_filter( 'clean_url', 'defer_parsing_of_js', 11, 1 ); | |
| } | |
| ?> |
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