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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 |
---|---|
4434 | /** |
4435 | * Filters the URL of the privacy policy page. |
4436 | * |
4437 | * @since 4.9.6 |
4438 | * |
4439 | * @param string $url The URL to the privacy policy page. Empty string |
4440 | * if it doesn't exist. |
4441 | * @param int $policy_page_id The ID of privacy policy page. |
4442 | */ |
4443 | return apply_filters( 'privacy_policy_url', $url, $policy_page_id ); |
4444 | } |
4445 |
|
4446 | /** |
4447 | * Displays the privacy policy link with formatting, when applicable. |
4448 | * |
4449 | * @since 4.9.6 |
4450 | * |
4451 | * @param string $before Optional. Display before privacy policy link. Default empty. |
4452 | * @param string $after Optional. Display after privacy policy link. Default empty. |