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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 |
|---|---|
| 659 | |
| 660 | /** |
| 661 | * Filter the returned comment count for a post. |
| 662 | * |
| 663 | * @since 1.5.2 |
| 664 | * |
| 665 | * @param int $count The number of comments a post has. |
| 666 | * @param int|WP_Post $post_id The post ID or WP_Post object. |
| 667 | */ |
| 668 | return apply_filters( 'get_comments_number', $count, $post_id ); |
| 669 | } |
| 670 | |
| 671 | /** |
| 672 | * Display the language string for the number of comments the current post has. |
| 673 | * |
| 674 | * @since 0.71 |
| 675 | * |
| 676 | * @param string $zero Optional. Text for no comments. Default false. |
| 677 | * @param string $one Optional. Text for one comment. Default false. |