pre_prepare_themes_for_js – Hook | Developer.WordPress.org

apply_filters( ‘pre_prepare_themes_for_js’, array $prepared_themes, WP_Theme[]|null $themes, string $current_theme )

Filters theme data before it is prepared for JavaScript.

Description

Passing a non-empty array will result in wp_prepare_themes_for_js() returning early with that value instead.

$prepared_themesarray: An associative array of theme data. Default empty array.
$themesWP_Theme[]|null: An array of theme objects to prepare, if any.
$current_themestring: The active theme slug.

$prepared_themes = (array) apply_filters( 'pre_prepare_themes_for_js', array(), $themes, $current_theme );

Used by	Description
wp_prepare_themes_for_js()`wp-admin/includes/theme.php`	Prepares themes for JavaScript.

Version	Description
4.2.0	Introduced.

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