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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 |
|---|---|
| 5925 | */ |
| 5926 | 'svgExt' => apply_filters( 'emoji_svg_ext', '.svg' ), |
| 5927 | ); |
| 5928 | |
| 5929 | $version = 'ver=' . get_bloginfo( 'version' ); |
| 5930 | |
| 5931 | if ( SCRIPT_DEBUG ) { |
| 5932 | $settings['source'] = array( |
| 5933 | /** This filter is documented in wp-includes/class-wp-scripts.php */ |
| 5934 | 'wpemoji' => apply_filters( 'script_loader_src', includes_url( "js/wp-emoji.js?$version" ), 'wpemoji' ), |
| 5935 | /** This filter is documented in wp-includes/class-wp-scripts.php */ |
| 5936 | 'twemoji' => apply_filters( 'script_loader_src', includes_url( "js/twemoji.js?$version" ), 'twemoji' ), |
| 5937 | ); |
| 5938 | } else { |
| 5939 | $settings['source'] = array( |
| 5940 | /** This filter is documented in wp-includes/class-wp-scripts.php */ |
| 5941 | 'concatemoji' => apply_filters( 'script_loader_src', includes_url( "js/wp-emoji-release.min.js?$version" ), 'concatemoji' ), |
| 5942 | ); |
| 5943 | } |
| 5944 | |
| 5945 | wp_print_inline_script_tag( |
| 5946 | sprintf( 'window._wpemojiSettings = %s;', wp_json_encode( $settings ) ) . "\n" . |
| 5947 | file_get_contents( ABSPATH . WPINC . '/js/wp-emoji-loader' . wp_scripts_get_suffix() . '.js' ) |
| 5948 | ); |
| 5949 | } |
| 5950 | |