What are the C# data types?

The data types of C# include value types, reference types, empty types, special types, collection types, date and time types, etc. Detailed introduction: 1. Value types include integer types, floating point types, character types, Boolean types, enumeration types, and structure types; 2. Reference types include string types, array types, class types, interface types, and delegate types; 3. Empty types include nullable types; 4. Special types include object and dynamic.

In C#, common data types include the following categories:

1. Value Types:

   • Integer type: sbyte, byte, short, ushort, int, uint, long, ulong
   • Floating point type: float, double, decimal
   • Character type ：char
   • Boolean type: bool
   • Enumeration type: enum
   • Structure type: struct

2. Reference Type (Reference Types):

   • String type: string
   • Array type: array
   • Class type: class
   • Interface type: interface
   • Delegate type: delegate

3. Nullable Types:

   • Nullable Types: Nullable

4. Special types:

   • object: base class for all types
   • dynamic: dynamic type

In addition, C# also supports user-defined data types. You can define your own data types through keywords such as class, struct, and interface.

It should be noted that the data types listed above are only common data types in C#. In fact, C# also supports more data types and data structures, such as collection types, date and time types, etc. Developers can Choose the appropriate data type based on your specific needs.

The above is the detailed content of What are the C# data types?. For more information, please follow other related articles on the PHP Chinese website!