WP hooks navigation: Home/browse • Actions index • Filters index
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 |
|---|---|
| 727 | /** |
| 728 | * Filter the languages available in the dropdown. |
| 729 | * |
| 730 | * @since MU |
| 731 | * |
| 732 | * @param array $output HTML output of the dropdown. |
| 733 | * @param array $lang_files Available language files. |
| 734 | * @param string $current The current language code. |
| 735 | */ |
| 736 | $output = apply_filters( 'mu_dropdown_languages', $output, $lang_files, $current ); |
| 737 | |
| 738 | echo implode( "\n\t", $output ); |
| 739 | } |
| 740 | |
| 741 | /** |
| 742 | * Displays an admin notice to upgrade all sites after a core upgrade. |
| 743 | * |
| 744 | * @since 3.0.0 |
| 745 | * |