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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 |
|---|---|
| 817 | ); |
| 818 | |
| 819 | /** |
| 820 | * Filters the query arguments used for the Recent Posts widget. |
| 821 | * |
| 822 | * @since 4.2.0 |
| 823 | * |
| 824 | * @param array $query_args The arguments passed to WP_Query to produce the list of posts. |
| 825 | */ |
| 826 | $query_args = apply_filters( 'dashboard_recent_posts_query_args', $query_args ); |
| 827 | $posts = new WP_Query( $query_args ); |
| 828 | |
| 829 | if ( $posts->have_posts() ) { |
| 830 | |
| 831 | echo '<div id="' . $args['id'] . '" class="activity-block">'; |
| 832 | |
| 833 | echo '<h3>' . $args['title'] . '</h3>'; |
| 834 | |
| 835 | echo '<ul>'; |