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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 |
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281 | if ( $result && ! is_wp_error( $result ) ) { |
282 |
|
283 | /** |
284 | * Fires after a navigation menu has been successfully deleted. |
285 | * |
286 | * @since 3.0.0 |
287 | * |
288 | * @param int $term_id ID of the deleted menu. |
289 | */ |
290 | do_action( 'wp_delete_nav_menu', $menu->term_id ); |
291 | } |
292 |
|
293 | return $result; |
294 | } |
295 |
|
296 | /** |
297 | * Save the properties of a menu or create a new menu with those properties. |
298 | * |
299 | * Note that `$menu_data` is expected to be pre-slashed. |