From Java to C#: A Developer's Guide

7.1. Method modifiers

A C# method can have the modifiers listed in Table 7.1

Table 7.1. Valid method modifiers

Method modifier	Comments
new	Besides using new to create new instances of a class, C# uses the same keyword for name hiding (in this case, method hiding) – a method declared with the new modifier hides (not overrides) an inherited method from the superclass of the same signature
abstract	An abstract C# method is similar to a Java abstract method
static	A static C# method is similar to a Java static method
override	You declare a method with the override modifier if this method is overriding a virtual method in the superclass
virtual	A virtual method is one that can be overridden in a subclass
sealed	A C# sealed method is similar to a Java final method ...