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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 |
|---|---|
| 764 | /** |
| 765 | * Filters the themes prepared for JavaScript, for themes.php. |
| 766 | * |
| 767 | * Could be useful for changing the order, which is by name by default. |
| 768 | * |
| 769 | * @since 3.8.0 |
| 770 | * |
| 771 | * @param array $prepared_themes Array of theme data. |
| 772 | */ |
| 773 | $prepared_themes = apply_filters( 'wp_prepare_themes_for_js', $prepared_themes ); |
| 774 | $prepared_themes = array_values( $prepared_themes ); |
| 775 | return array_filter( $prepared_themes ); |
| 776 | } |
| 777 | |
| 778 | /** |
| 779 | * Print JS templates for the theme-browsing UI in the Customizer. |
| 780 | * |
| 781 | * @since 4.2.0 |
| 782 | */ |