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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 |
|---|---|
| 4727 | /** |
| 4728 | * Filters the URL of the privacy policy page. |
| 4729 | * |
| 4730 | * @since 4.9.6 |
| 4731 | * |
| 4732 | * @param string $url The URL to the privacy policy page. Empty string |
| 4733 | * if it doesn't exist. |
| 4734 | * @param int $policy_page_id The ID of privacy policy page. |
| 4735 | */ |
| 4736 | return apply_filters( 'privacy_policy_url', $url, $policy_page_id ); |
| 4737 | } |
| 4738 | |
| 4739 | /** |
| 4740 | * Displays the privacy policy link with formatting, when applicable. |
| 4741 | * |
| 4742 | * @since 4.9.6 |
| 4743 | * |
| 4744 | * @param string $before Optional. Display before privacy policy link. Default empty. |
| 4745 | * @param string $after Optional. Display after privacy policy link. Default empty. |