widget_categories_args │ filter-hook │ WP 2.8.0

Filters the arguments for the Categories widget.

Usage

add_filter( 'widget_categories_args', 'wp_kama_widget_categories_args_filter', 10, 2 );

/**
 * Function for `widget_categories_args` filter-hook.
 * 
 * @param array $cat_args An array of Categories widget options.
 * @param array $instance Array of settings for the current widget.
 *
 * @return array
 */
function wp_kama_widget_categories_args_filter( $cat_args, $instance ){

	// filter...
	return $cat_args;
}

$cat_args(array)

An array of Categories widget options.

$instance(array)

Array of settings for the current widget.

Changelog

Where the hook is called

wp_list_categories( apply_filters( 'widget_categories_args', $cat_args, $instance ) );

Where the hook is used in WordPress