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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 |
|---|---|
| 737 | |
| 738 | /** |
| 739 | * Filter the returned comment count for a post. |
| 740 | * |
| 741 | * @since 1.5.0 |
| 742 | * |
| 743 | * @param int $count Number of comments a post has. |
| 744 | * @param int $post_id Post ID. |
| 745 | */ |
| 746 | return apply_filters( 'get_comments_number', $count, $post_id ); |
| 747 | } |
| 748 | |
| 749 | /** |
| 750 | * Display the language string for the number of comments the current post has. |
| 751 | * |
| 752 | * @since 0.71 |
| 753 | * |
| 754 | * @param string $zero Optional. Text for no comments. Default false. |
| 755 | * @param string $one Optional. Text for one comment. Default false. |