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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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96 | $tags_per_page = apply_filters( 'tagsperpage', $tags_per_page ); |
97 | } elseif ( 'category' === $this->screen->taxonomy ) { |
98 | /** |
99 | * Filters the number of terms displayed per page for the Categories list table. |
100 | * |
101 | * @since 2.8.0 |
102 | * |
103 | * @param int $tags_per_page Number of categories to be displayed. Default 20. |
104 | */ |
105 | $tags_per_page = apply_filters( 'edit_categories_per_page', $tags_per_page ); |
106 | } |
107 |
|
108 | $search = !empty( $_REQUEST['s'] ) ? trim( wp_unslash( $_REQUEST['s'] ) ) : ''; |
109 |
|
110 | $args = array( |
111 | 'search' => $search, |
112 | 'page' => $this->get_pagenum(), |
113 | 'number' => $tags_per_page, |
114 | ); |