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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 |
---|---|
614 | /** |
615 | * Filters the themes prepared for JavaScript, for themes.php. |
616 | * |
617 | * Could be useful for changing the order, which is by name by default. |
618 | * |
619 | * @since 3.8.0 |
620 | * |
621 | * @param array $prepared_themes Array of themes. |
622 | */ |
623 | $prepared_themes = apply_filters( 'wp_prepare_themes_for_js', $prepared_themes ); |
624 | $prepared_themes = array_values( $prepared_themes ); |
625 | return array_filter( $prepared_themes ); |
626 | } |
627 |
|
628 | /** |
629 | * Print JS templates for the theme-browsing UI in the Customizer. |
630 | * |
631 | * @since 4.2.0 |
632 | */ |