WordPress at a glance
filter is not described

woocommerce_api_index filter-hook . WC 1.0

Usage

add_filter( 'woocommerce_api_index', 'filter_function_name_6051' );
function filter_function_name_6051( $available ){
	// filter...

	return $available;
}
$available
-

Where the hook is called

WC_API_Server::get_index()
woocommerce_api_index
woocommerce/includes/legacy/api/v1/class-wc-api-server.php 483
return apply_filters( 'woocommerce_api_index', $available );
woocommerce/includes/legacy/api/v2/class-wc-api-server.php 509
return apply_filters( 'woocommerce_api_index', $available );
woocommerce/includes/legacy/api/v3/class-wc-api-server.php 511
return apply_filters( 'woocommerce_api_index', $available );

Where in WP core the hook is used WooCommerce

Usage not found.