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The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )apply_filters( "hook_name", "what_to_filter" ).Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
This hook occurs 3 times in this file.
| Line | Code |
|---|---|
| 5041 | */ |
| 5042 | 'svgExt' => apply_filters( 'emoji_svg_ext', '.svg' ), |
| 5043 | ); |
| 5044 | |
| 5045 | $version = 'ver=' . get_bloginfo( 'version' ); |
| 5046 | |
| 5047 | if ( SCRIPT_DEBUG ) { |
| 5048 | $settings['source'] = array( |
| 5049 | /** This filter is documented in wp-includes/class.wp-scripts.php */ |
| 5050 | 'wpemoji' => apply_filters( 'script_loader_src', includes_url( "js/wp-emoji.js?$version" ), 'wpemoji' ), |
| 5051 | /** This filter is documented in wp-includes/class.wp-scripts.php */ |
| 5052 | 'twemoji' => apply_filters( 'script_loader_src', includes_url( "js/twemoji.js?$version" ), 'twemoji' ), |
| 5053 | ); |
| 5054 | |
| 5055 | ?> |
| 5056 | <script type="text/javascript"> |
| 5057 | window._wpemojiSettings = <?php echo wp_json_encode( $settings ); ?>; |
| 5058 | <?php readfile( ABSPATH . WPINC . "/js/wp-emoji-loader.js" ); ?> |
| 5059 | </script> |
| 5060 | <?php |
| 5061 | } else { |
| 5062 | $settings['source'] = array( |
| 5063 | /** This filter is documented in wp-includes/class.wp-scripts.php */ |
| 5064 | 'concatemoji' => apply_filters( 'script_loader_src', includes_url( "js/wp-emoji-release.min.js?$version" ), 'concatemoji' ), |
| 5065 | ); |
| 5066 | |
| 5067 | /* |
| 5068 | * If you're looking at a src version of this file, you'll see an "include" |
| 5069 | * statement below. This is used by the `grunt build` process to directly |
| 5070 | * include a minified version of wp-emoji-loader.js, instead of using the |
| 5071 | * readfile() method from above. |
| 5072 | * |
| 5073 | * If you're looking at a build version of this file, you'll see a string of |