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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 |
|---|---|
| 1587 | $user_url = ''; |
| 1588 | |
| 1589 | /** |
| 1590 | * Filter a user's URL before the user is created or updated. |
| 1591 | * |
| 1592 | * @since 2.0.3 |
| 1593 | * |
| 1594 | * @param string $user_url The user's URL. |
| 1595 | */ |
| 1596 | $user_url = apply_filters( 'pre_user_url', $user_url ); |
| 1597 | |
| 1598 | if ( empty($user_email) ) |
| 1599 | $user_email = ''; |
| 1600 | |
| 1601 | /** |
| 1602 | * Filter a user's email before the user is created or updated. |
| 1603 | * |
| 1604 | * @since 2.0.3 |
| 1605 | * |