WordPress at a glance
filter is not described

woocommerce_paypal_get_order_item_names filter-hook . WC 1.0

Usage

add_filter( 'woocommerce_paypal_get_order_item_names', 'filter_function_name_9041', 10, 2 );
function filter_function_name_9041( $implode, $order ){
	// filter...

	return $implode;
}
$implode
-
$order
-

Where the hook is called

WC_Gateway_Paypal_Request::get_order_item_names()
woocommerce_paypal_get_order_item_names
woocommerce/includes/gateways/paypal/includes/class-wc-gateway-paypal-request.php 383
return apply_filters( 'woocommerce_paypal_get_order_item_names', implode( ', ', $item_names ), $order );

Where in WP core the hook is used WooCommerce

Usage not found.