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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 |
|---|---|
| 4123 | /** |
| 4124 | * Filters the URL of the privacy policy page. |
| 4125 | * |
| 4126 | * @since 4.9.6 |
| 4127 | * |
| 4128 | * @param string $url The URL to the privacy policy page. Empty string |
| 4129 | * if it doesn't exist. |
| 4130 | * @param int $policy_page_id The ID of privacy policy page. |
| 4131 | */ |
| 4132 | return apply_filters( 'privacy_policy_url', $url, $policy_page_id ); |
| 4133 | } |
| 4134 | |
| 4135 | /** |
| 4136 | * Displays the privacy policy link with formatting, when applicable. |
| 4137 | * |
| 4138 | * @since 4.9.6 |
| 4139 | * |
| 4140 | * @param string $before Optional. Display before privacy policy link. Default empty. |
| 4141 | * @param string $after Optional. Display after privacy policy link. Default empty. |