Data Type Mappings Between .NET and Strongly Typed MATLAB Code

C# to MATLAB

This table shows the mapping of C# data types to strongly typed MATLAB^® data types.

Description C# Data Type MATLAB Data Type Representation

Description	C# Data Type	MATLAB Data Type Representation
Real double scalar vector array	`System.Double` `System.Double[]` `System.Double[,,...]`	`(1,1) double {mustBeReal}` `(1,:) double {mustBeReal}` `(1,:,:,...) double {mustBeReal}`
Complex double scalar vector array MATLAB does not support complex numbers for other numeric types.	`Numerics.Complex` `Numerics.Complex[]` `Numerics.Complex[,,...]`	`(1,1) double` `(1,:) double` `(1,:,:,...) double`
Real single scalar vector array	`System.Single` `System.Single[]` `System.Single[,,...]`	`(1,1) single {mustBeReal}` `(1,:) single {mustBeReal}` `(1,:,:,...) single {mustBeReal}`
Real integer scalar vector array	`System.SByte` `System.SByte[]` `System.SByte[,,...]` `System.Int16` `System.Int16[]` `System.Int16[,,...]` `System.Int32` `System.Int32[]` `System.Int32[,,...]` `System.Int64` `System.Int64[]` `System.Int64[,,...]` `System.Byte` `System.Byte[]` `System.Byte[,,...]` `System.UInt16` `System.UInt16[]` `System.UInt16[,,...]` `System.UInt32` `System.UInt32[]` `System.UInt32[,,...]` `System.UInt64` `System.UInt64[]` `System.UInt64[,,...]`	`(1,1) int8 {mustBeReal}` `(1,:) int8 {mustBeReal}` `(1,:,:,...) int8 {mustBeReal}` `(1,1) int16 {mustBeReal}` `(1,:) int16 {mustBeReal}` `(1,:,:,...) int16 {mustBeReal}` `(1,1) int32 {mustBeReal}` `(1,:) int32 {mustBeReal}` `(1,:,:,...) int32 {mustBeReal}` `(1,1) int64 {mustBeReal}` `(1,:) int64 {mustBeReal}` `(1,:,:,...) int64 {mustBeReal}` `(1,1) uint8 {mustBeReal}` `(1,:) uint8 {mustBeReal}` `(1,:,:,...) uint8 {mustBeReal}` `(1,1) uint16 {mustBeReal}` `(1,:) uint16 {mustBeReal}` `(1,:,:,...) uint16 {mustBeReal}` `(1,1) uint32 {mustBeReal}` `(1,:) uint32 {mustBeReal}` `(1,:,:,...) uint32 {mustBeReal}` `(1,1) uint64 {mustBeReal}` `(1,:) uint64 {mustBeReal}` `(1,:,:,...) uint64 {mustBeReal}`
Logical scalar vector array	`System.Boolean` `System.Boolean[]` `System.Boolean[,,...]`	`(1,1) logical` `(1,:) logical` `(1,:,:,...) logical`
Char scalar vector array	`System.Char` `System.Char[]` `System.Char[,,...]`	`(1,1) char` `(1,:) char` `(1,:,:,...) char`
String scalar vector array	`System.String` `System.String[]` `System.String[,,...]`	`(1,1) string` `(1,:) string` `(1,:,:,...) string`
Enum scalar vector array	`System.Enum` `System.Enum[]` `System.Enum[,,...]`	`(1,1) MyEnumClass` `(1,:) MyEnumClass` `(1,:,:,...) MyEnumClass`

Real double

scalar
vector
array

System.Double
System.Double[]
System.Double[,,...]

(1,1) double {mustBeReal}
(1,:) double {mustBeReal}
(1,:,:,...) double {mustBeReal}

Complex double

scalar
vector
array

MATLAB does not support complex numbers for other numeric types.

Numerics.Complex
Numerics.Complex[]
Numerics.Complex[,,...]

(1,1) double
(1,:) double
(1,:,:,...) double

Real single

scalar
vector
array

System.Single
System.Single[]
System.Single[,,...]

(1,1) single {mustBeReal}
(1,:) single {mustBeReal}
(1,:,:,...) single {mustBeReal}

Real integer

scalar
vector
array

System.SByte
System.SByte[]
System.SByte[,,...]

System.Int16
System.Int16[]
System.Int16[,,...]

System.Int32
System.Int32[]
System.Int32[,,...]

System.Int64
System.Int64[]
System.Int64[,,...]

System.Byte
System.Byte[]
System.Byte[,,...]

System.UInt16
System.UInt16[]
System.UInt16[,,...]

System.UInt32
System.UInt32[]
System.UInt32[,,...]

System.UInt64
System.UInt64[]
System.UInt64[,,...]

(1,1) int8 {mustBeReal}
(1,:) int8 {mustBeReal}
(1,:,:,...) int8 {mustBeReal}

(1,1) int16 {mustBeReal}
(1,:) int16 {mustBeReal}
(1,:,:,...) int16 {mustBeReal}

(1,1) int32 {mustBeReal}
(1,:) int32 {mustBeReal}
(1,:,:,...) int32 {mustBeReal}

(1,1) int64 {mustBeReal}
(1,:) int64 {mustBeReal}
(1,:,:,...) int64 {mustBeReal}

(1,1) uint8 {mustBeReal}
(1,:) uint8 {mustBeReal}
(1,:,:,...) uint8 {mustBeReal}

(1,1) uint16 {mustBeReal}
(1,:) uint16 {mustBeReal}
(1,:,:,...) uint16 {mustBeReal}

(1,1) uint32 {mustBeReal}
(1,:) uint32 {mustBeReal}
(1,:,:,...) uint32 {mustBeReal}

(1,1) uint64 {mustBeReal}
(1,:) uint64 {mustBeReal}
(1,:,:,...) uint64 {mustBeReal}

Logical

scalar
vector
array

System.Boolean
System.Boolean[]
System.Boolean[,,...]

(1,1) logical
(1,:) logical
(1,:,:,...) logical

Char

scalar
vector
array

System.Char
System.Char[]
System.Char[,,...]

(1,1) char
(1,:) char
(1,:,:,...) char

String

scalar
vector
array

System.String
System.String[]
System.String[,,...]

(1,1) string
(1,:) string
(1,:,:,...) string

Enum

scalar
vector
array

System.Enum
System.Enum[]
System.Enum[,,...]

(1,1) MyEnumClass
(1,:) MyEnumClass
(1,:,:,...) MyEnumClass

MATLAB to C#

This table shows the mapping of strongly typed MATLAB data types to C# data types.

Description MATLAB Data Type C# Data Type Representation

Description	MATLAB Data Type	C# Data Type Representation
Real double scalar vector array	`(1,1) double {mustBeReal}` `(1,:) double {mustBeReal}` `(1,:,:,...) double {mustBeReal}`	`System.Double` `System.Double[]` `System.Double[,,...]`
Complex double scalar vector array Stored as a complex number, even if result is real	`(1,1) double` `(1,:) double` `(1,:,:,...) double`	`Numerics.Complex` `Numerics.Complex[]` `Numerics.Complex[,,...]`
Real single scalar vector array	`(1,1) single {mustBeReal}` `(1,:) single {mustBeReal}` `(1,:,:,...) single {mustBeReal}`	`System.Single` `System.Single[]` `System.Single[,,...]`
Real integer scalar vector array	`(1,1) int8 {mustBeReal}` `(1,:) int8 {mustBeReal}` `(1,:,:,...) int8 {mustBeReal}` `(1,1) int16 {mustBeReal}` `(1,:) int16 {mustBeReal}` `(1,:,:,...) int16 {mustBeReal}` `(1,1) int32 {mustBeReal}` `(1,:) int32 {mustBeReal}` `(1,:,:,...) int32 {mustBeReal}` `(1,1) int64 {mustBeReal}` `(1,:) int64 {mustBeReal}` `(1,:,:,...) int64 {mustBeReal}` `(1,1) uint8 {mustBeReal}` `(1,:) uint8 {mustBeReal}` `(1,:,:,...) uint8 {mustBeReal}` `(1,1) uint16 {mustBeReal}` `(1,:) uint16 {mustBeReal}` `(1,:,:,...) uint16 {mustBeReal}` `(1,1) uint32 {mustBeReal}` `(1,:) uint32 {mustBeReal}` `(1,:,:,...) uint32 {mustBeReal}` `(1,1) uint64 {mustBeReal}` `(1,:) uint64 {mustBeReal}` `(1,:,:,...) uint64 {mustBeReal}`	`System.SByte` `System.SByte[]` `System.SByte[,,...]` `System.Int16` `System.Int16[]` `System.Int16[,,...]` `System.Int32` `System.Int32[]` `System.Int32[,,...]` `System.Int64` `System.Int64[]` `System.Int64[,,...]` `System.Byte` `System.Byte[]` `System.Byte[,,...]` `System.UInt16` `System.UInt16[]` `System.UInt16[,,...]` `System.UInt32` `System.UInt32[]` `System.UInt32[,,...]` `System.UInt64` `System.UInt64[]` `System.UInt64[,,...]`
Logical scalar vector array	`(1,1) logical` `(1,:) logical` `(1,:,:,...) logical`	`System.Boolean` `System.Boolean[]` `System.Boolean[,,...]`
Char scalar vector array	`(1,1) char` `(1,:) char` `(1,:,:,...) char`	`System.Char` `System.Char[]` `System.Char[,,...]`
String scalar vector array	`(1,1) string` `(1,:) string` `(1,:,:,...) string`	`System.String` `System.String[]` `System.String[,,...]`
Enum scalar vector array	`(1,1) MyEnumClass` `(1,:) MyEnumClass` `(1,:,:,...) MyEnumClass`	`System.Enum` `System.Enum[]` `System.Enum[,,...]`
MATLAB cell scalar vector array	`(1,1) cell` `(1,:) cell` `(1,:,:,...) cell`	`System.Object` `System.Object[]` `System.Object[,,...]`