freeCodeCamp/guide/english/csharp/is/index.md

title
is

is

The is keyword checks if an object is compatible with a given type, or (starting with C# 7) tests an expression against a pattern.

Example

  int number = 6;
  Console.WriteLine(number is long);    // False
  Console.WriteLine(number is double);  // False
  Console.WriteLine(number is int);     // True

More information:

• C# Reference: is