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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 |
|---|---|
| 474 | /** |
| 475 | * Filters a menu item before it is inserted via the REST API. |
| 476 | * |
| 477 | * @since 5.9.0 |
| 478 | * |
| 479 | * @param object $prepared_nav_item An object representing a single menu item prepared |
| 480 | * for inserting or updating the database. |
| 481 | * @param WP_REST_Request $request Request object. |
| 482 | */ |
| 483 | return apply_filters( 'rest_pre_insert_nav_menu_item', $prepared_nav_item, $request ); |
| 484 | } |
| 485 | |
| 486 | /** |
| 487 | * Prepares a single post output for response. |
| 488 | * |
| 489 | * @since 5.9.0 |
| 490 | * |
| 491 | * @param WP_Post $item Post object. |
| 492 | * @param WP_REST_Request $request Request object. |