WordPress at a glance
function is not described

taxonomy_is_product_attribute() WC 1.0

Returns true when the passed taxonomy name is a product attribute.

No Hooks.

Return

true|false. Nothing.

Usage

taxonomy_is_product_attribute( $name );
$name(string) (required)
of the attribute.

Code of taxonomy_is_product_attribute() WC 5.3.0

<?php
function taxonomy_is_product_attribute( $name ) {
	global $wc_product_attributes;

	return taxonomy_exists( $name ) && array_key_exists( $name, (array) $wc_product_attributes );
}