Filters the arguments for the Categories widget.

Parameters

$cat_argsarray

An array of Categories widget options.

$instancearray

Array of settings for the current widget.

More Information

This filter is used by the default “WordPress Widget: Categories” before it passes arguments to the wp_list_categories() function.

Source

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

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