public decimal CalculatorDiscount(Product216 product) { return(product.Discount()); }
// extension method public static decimal Discount(this Product216 product) { return(product.Price * .9M); }
public decimal CalculatorDiscount(Product216 product) { return(product.Discount()); }
// extension method public static decimal Discount(this Product216 product) { return(product.Price * .9M); }