apply_filters( ‘get_categories_taxonomy’, string $taxonomy, array $args )

Filters the taxonomy used to retrieve terms when calling get_categories() .

Parameters

$taxonomystring: Taxonomy to retrieve terms from.
$argsarray: An array of arguments. See get_terms() .
More Arguments from get_terms( … $args )
Array or string of arguments. See WP_Term_Query::__construct() for information on accepted arguments.

$args['taxonomy'] = apply_filters( 'get_categories_taxonomy', $args['taxonomy'], $args );

Used by	Description
get_categories()`wp-includes/category.php`	Retrieves a list of category objects.

Version	Description
2.7.0	Introduced.

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