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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 |
---|---|
4543 | /** |
4544 | * Filters the URL of the privacy policy page. |
4545 | * |
4546 | * @since 4.9.6 |
4547 | * |
4548 | * @param string $url The URL to the privacy policy page. Empty string |
4549 | * if it doesn't exist. |
4550 | * @param int $policy_page_id The ID of privacy policy page. |
4551 | */ |
4552 | return apply_filters( 'privacy_policy_url', $url, $policy_page_id ); |
4553 | } |
4554 |
|
4555 | /** |
4556 | * Displays the privacy policy link with formatting, when applicable. |
4557 | * |
4558 | * @since 4.9.6 |
4559 | * |
4560 | * @param string $before Optional. Display before privacy policy link. Default empty. |
4561 | * @param string $after Optional. Display after privacy policy link. Default empty. |