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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 |
|---|---|
| 3494 | } |
| 3495 | |
| 3496 | /** |
| 3497 | * Fires after a new user registration has been recorded. |
| 3498 | * |
| 3499 | * @since 4.4.0 |
| 3500 | * |
| 3501 | * @param int $user_id ID of the newly registered user. |
| 3502 | */ |
| 3503 | do_action( 'register_new_user', $user_id ); |
| 3504 | |
| 3505 | return $user_id; |
| 3506 | } |
| 3507 | |
| 3508 | /** |
| 3509 | * Initiates email notifications related to the creation of new users. |
| 3510 | * |
| 3511 | * Notifications are sent both to the site admin and to the newly created user. |
| 3512 | * |