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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 |
|---|---|
| 699 | |
| 700 | /** |
| 701 | * Filter a comment's approval status before it is set. |
| 702 | * |
| 703 | * @since 2.1.0 |
| 704 | * |
| 705 | * @param bool|string $approved The approval status. Accepts 1, 0, or 'spam'. |
| 706 | * @param array $commentdata Comment data. |
| 707 | */ |
| 708 | $approved = apply_filters( 'pre_comment_approved', $approved, $commentdata ); |
| 709 | return $approved; |
| 710 | } |
| 711 | |
| 712 | /** |
| 713 | * Check whether comment flooding is occurring. |
| 714 | * |
| 715 | * Won't run, if current user can manage options, so to not block |
| 716 | * administrators. |
| 717 | * |