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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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237 | * Filters the available menu items. |
238 | * |
239 | * @since 4.3.0 |
240 | * |
241 | * @param array $items The array of menu items. |
242 | * @param string $type The object type. |
243 | * @param string $object The object name. |
244 | * @param int $page The current page number. |
245 | */ |
246 | $items = apply_filters( 'customize_nav_menu_available_items', $items, $type, $object, $page ); |
247 |
|
248 | return $items; |
249 | } |
250 |
|
251 | /** |
252 | * Ajax handler for searching available menu items. |
253 | * |
254 | * @since 4.3.0 |
255 | */ |