.NET Data Types
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Variable Types
| Type | Size in Bytes | .Net Type | Description |
|---|---|---|---|
| byte | 1 | Byte | Unsigned (0-255) |
| char | 2 | Char | Unicode Characters ascii unicode and other |
| bool | 1 | Boolean | True of False (Note: C# boolean values do not equate to integer values, or True != (read as is not equal to) 1 and False != 0) |
| sbyte | 1 | SByte | Signed integers(-128 to 127) |
| short | 2 | Int16 | Signed integers(-32,768 to 32,767) |
| ushort | 2 | UInt16 | Unsigned integers(0 to 65,535) |
| int | 4 | Int32 | Signed integers(-2,147,483,648 to 2,147,483,647) |
| uint | 4 | UInt32 | Unsigned integers(0 to 4,294,967,295) |
| float | 4 | Single | fixed-precision up to 7 digits. Floating point number ( 1.5 x 10-45 to 3.4 x 1038 ) |
| double | 8 | Double | fixed-precision up to 16 digits. Floating point number ( 5.0 x 10-324 to 1.7 x 10308 ) |
| decimal | 12 | Decimal | fixed-precision up to 28 digits. Typically used for financial calculations. Required the suffix "m" or "M" |
| long | 8 | Int64 | Signed integer ( -9,223,372,036,854,775,808 to 9,223,372,036,854,775,807) |
| ulong | 8 | UInt64 | Unsigned integer (0 to 18,446,744,073,709,551,615 ) |
