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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 |
---|---|
191 | * Filter the available menu items. |
192 | * |
193 | * @since 4.3.0 |
194 | * |
195 | * @param array $items The array of menu items. |
196 | * @param string $type The object type. |
197 | * @param string $object The object name. |
198 | * @param int $page The current page number. |
199 | */ |
200 | $items = apply_filters( 'customize_nav_menu_available_items', $items, $type, $object, $page ); |
201 |
|
202 | return $items; |
203 | } |
204 |
|
205 | /** |
206 | * Ajax handler for searching available menu items. |
207 | * |
208 | * @since 4.3.0 |
209 | * @access public |