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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 |
|---|---|
| 43 | |
| 44 | /** |
| 45 | * Filter the location URI to send the commenter after posting. |
| 46 | * |
| 47 | * @since 2.0.5 |
| 48 | * |
| 49 | * @param string $location The 'redirect_to' URI sent via $_POST. |
| 50 | * @param WP_Comment $comment Comment object. |
| 51 | */ |
| 52 | $location = apply_filters( 'comment_post_redirect', $location, $comment ); |
| 53 | |
| 54 | wp_safe_redirect( $location ); |
| 55 | exit; |
| 56 | |