The System.String.Is class in C# is not a valid class. There is no standard class named System.String.Is in the C# language. The correct way to check if a string is not null or empty in C# is by using the string.IsNullOrEmpty method. This method returns true if the specified string is null or an empty string, and false otherwise.
C# (CSharp) System String.Is - 17 examples found. These are the top rated real world C# (CSharp) examples of System.String.Is extracted from open source projects. You can rate examples to help us improve the quality of examples.