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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 2 times in this file.
| Line | Code |
|---|---|
| 5665 | function _print_emoji_detection_script() { |
| 5666 | $settings = array( |
| 5667 | /** |
| 5668 | * Filters the URL where emoji png images are hosted. |
| 5669 | * |
| 5670 | * @since 4.2.0 |
| 5671 | * |
| 5672 | * @param string $url The emoji base URL for png images. |
| 5673 | */ |
| 5674 | 'baseUrl' => apply_filters( 'emoji_url', 'https://s.w.org/images/core/emoji/13.0.1/72x72/' ), |
| 5675 | |
| 5676 | /** |
| 5677 | * Filters the extension of the emoji png files. |
| 5678 | * |
| 5679 | * @since 4.2.0 |
| 5680 | * |
| 5681 | * @param string $extension The emoji extension for png files. Default .png. |
| 5682 | */ |
| 5683 | 'ext' => apply_filters( 'emoji_ext', '.png' ), |
| Line | Code |
| 5798 | $possible_emoji[ $emojum ] = html_entity_decode( $emojum ); |
| 5799 | } |
| 5800 | } |
| 5801 | |
| 5802 | if ( ! $possible_emoji ) { |
| 5803 | return $text; |
| 5804 | } |
| 5805 | |
| 5806 | /** This filter is documented in wp-includes/formatting.php */ |
| 5807 | $cdn_url = apply_filters( 'emoji_url', 'https://s.w.org/images/core/emoji/13.0.1/72x72/' ); |
| 5808 | |
| 5809 | /** This filter is documented in wp-includes/formatting.php */ |
| 5810 | $ext = apply_filters( 'emoji_ext', '.png' ); |
| 5811 | |
| 5812 | $output = ''; |
| 5813 | /* |
| 5814 | * HTML loop taken from smiley function, which was taken from texturize function. |
| 5815 | * It'll never be consolidated. |
| 5816 | * |