Datatypes

Data Types

Integral Numeric Types

C# type/keyword	Range	Size	.NET type
sbyte	-128 to 127	Signed 8-bit integer	System.SByte
byte	0 to 255	Unsigned 8-bit integer	System.Byte
short	-32,768 to 32,767	Signed 16-bit integer	System.Int16
ushort	0 to 65,535	Unsigned 16-bit integer	System.UInt16
int	-2,147,483,648 to 2,147,483,647	Signed 32-bit integer	System.Int32
uint	0 to 4,294,967,295	Unsigned 32-bit integer	System.UInt32
long	-9,223,372,036,854,775,808 to 9,223,372,036,854,775,807	Signed 64-bit integer	System.Int64
ulong	0 to 18,446,744,073,709,551,615	Unsigned 64-bit integer	System.UInt64
nint	Depends on platform	Signed 32-bit or 64-bit integer	System.IntPtr
nuint	Depends on platform	Unsigned 32-bit or 64-bit integer	System.UIntPtr

Floating Point Numeric Types

C# type/keyword	Approximate range	Precision	Size	.NET type
float	±1.5 x 10−45 to ±3.4 x 1038	~6-9 digits	4 bytes	System.Single
double	±5.0 × 10−324 to ±1.7 × 10308	~15-17 digits	8 bytes	System.Double
decimal	±1.0 x 10-28 to ±7.9228 x 1028	28-29 digits	16 bytes	System.Decimal

Boolean

bool

Char

char

Strings

string

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Children

1. Strings
2. Type Conversion