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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.
| Line | Code |
|---|---|
| 709 | /** |
| 710 | * Filters the archive title and styles the word before the first colon. |
| 711 | * |
| 712 | * @param string $title Current archive title. |
| 713 | * |
| 714 | * @return string $title Current archive title. |
| 715 | */ |
| 716 | function twentytwenty_get_the_archive_title( $title ) { |
| 717 | |
| 718 | $regex = apply_filters( |
| 719 | 'twentytwenty_get_the_archive_title_regex', |
| 720 | array( |
| 721 | 'pattern' => '/(\A[^\:]+\:)/', |
| 722 | 'replacement' => '<span class="color-accent">$1</span>', |
| 723 | ) |
| 724 | ); |
| 725 | |
| 726 | if ( empty( $regex ) ) { |
| 727 | |