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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 |
---|---|
794 | /** |
795 | * Filters the themes prepared for JavaScript, for themes.php. |
796 | * |
797 | * Could be useful for changing the order, which is by name by default. |
798 | * |
799 | * @since 3.8.0 |
800 | * |
801 | * @param array $prepared_themes Array of theme data. |
802 | */ |
803 | $prepared_themes = apply_filters( 'wp_prepare_themes_for_js', $prepared_themes ); |
804 | $prepared_themes = array_values( $prepared_themes ); |
805 | return array_filter( $prepared_themes ); |
806 | } |
807 |
|
808 | /** |
809 | * Prints JS templates for the theme-browsing UI in the Customizer. |
810 | * |
811 | * @since 4.2.0 |
812 | */ |