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To save our bandwidth, we show only a snippet of code around each occurence of the hook. View complete file in SVN (without highlighting).
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 |
|---|---|
| 32 | |
| 33 | /** |
| 34 | * Fires before the administration menu loads in the admin. |
| 35 | * |
| 36 | * The hook fires before menus and sub-menus are removed based on user privileges. |
| 37 | * |
| 38 | * @private |
| 39 | * @since 2.2.0 |
| 40 | */ |
| 41 | do_action( '_admin_menu' ); |
| 42 | } |
| 43 | |
| 44 | // Create list of page plugin hook names. |
| 45 | foreach ( $menu as $menu_page ) { |
| 46 | if ( false !== $pos = strpos( $menu_page[2], '?' ) ) { |
| 47 | // Handle post_type=post|page|foo pages. |
| 48 | $hook_name = substr( $menu_page[2], 0, $pos ); |
| 49 | $hook_args = substr( $menu_page[2], $pos + 1 ); |
| 50 | wp_parse_str( $hook_args, $hook_args ); |