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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 |
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760 | function twentytwenty_get_the_archive_title( $title ) { |
761 |
|
762 | /** |
763 | * Filters the regular expression used to style the word before the first colon. |
764 | * |
765 | * @since Twenty Twenty 1.0 |
766 | * |
767 | * @param array $regex An array of regular expression pattern and replacement. |
768 | */ |
769 | $regex = apply_filters( |
770 | 'twentytwenty_get_the_archive_title_regex', |
771 | array( |
772 | 'pattern' => '/(\A[^\:]+\:)/', |
773 | 'replacement' => '<span class="color-accent">$1</span>', |
774 | ) |
775 | ); |
776 |
|
777 | if ( empty( $regex ) ) { |
778 |
|