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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 |
|---|---|
| 2043 | |
| 2044 | /** |
| 2045 | * Fires immediately after a comment is inserted into the database. |
| 2046 | * |
| 2047 | * @since 2.8.0 |
| 2048 | * |
| 2049 | * @param int $id The comment ID. |
| 2050 | * @param WP_Comment $comment Comment object. |
| 2051 | */ |
| 2052 | do_action( 'wp_insert_comment', $id, $comment ); |
| 2053 | |
| 2054 | return $id; |
| 2055 | } |
| 2056 | |
| 2057 | /** |
| 2058 | * Filters and sanitizes comment data. |
| 2059 | * |
| 2060 | * Sets the comment data 'filtered' field to true when finished. This can be |
| 2061 | * checked as to whether the comment should be filtered and to keep from |