fixed.extractNumericType
Description
Examples
Extract the numeric type from an input numeric value.
T = fixed.extractNumericType(pi)
T =
DataTypeMode: DoubleT = fixed.extractNumericType(int8(0))
T =
DataTypeMode: Fixed-point: binary point scaling
Signedness: Signed
WordLength: 8
FractionLength: 0T = fixed.extractNumericType(fi(pi,1,24,12))
T =
DataTypeMode: Fixed-point: binary point scaling
Signedness: Signed
WordLength: 24
FractionLength: 12T = fixed.extractNumericType(half(pi))
T =
DataTypeMode: HalfExtract the numeric type from a numeric type specification object.
T = fixed.extractNumericType(numerictype(1,32,16))
T =
DataTypeMode: Fixed-point: binary point scaling
Signedness: Signed
WordLength: 32
FractionLength: 16T = fixed.extractNumericType(fixdt(0,18,0))
T =
DataTypeMode: Fixed-point: binary point scaling
Signedness: Unsigned
WordLength: 18
FractionLength: 0Extract the numeric type from a data type name string.
T = fixed.extractNumericType('int8')T =
DataTypeMode: Fixed-point: binary point scaling
Signedness: Signed
WordLength: 8
FractionLength: 0T = fixed.extractNumericType('sfix16_En3')T =
DataTypeMode: Fixed-point: binary point scaling
Signedness: Signed
WordLength: 16
FractionLength: 3Extract the numeric type from a constructor string.
T = fixed.extractNumericType('numerictype(1,33,55)')T =
DataTypeMode: Fixed-point: binary point scaling
Signedness: Signed
WordLength: 33
FractionLength: 55T = fixed.extractNumericType('fixdt(0,77,22)')T =
DataTypeMode: Fixed-point: binary point scaling
Signedness: Unsigned
WordLength: 77
FractionLength: 22Input Arguments
Input, specified as a scalar.
The following input types are supported:
Numeric values —
half,single,double,int8,int16,int32,int64,uint8,uint16,uint32,uint64,logical,fiNumeric type specification objects —
embedded.numerictypeobjects,Simulink.NumericTypeobjectsMATLAB® data type name strings —
'half','single','double','int8','int16','int32','int64','uint8','uint16','uint32','uint64','logical'Simulink® data type name strings (not aliases) —
'bool','sfix16_En3', etc.Constructor strings that evaluate to a numeric type object —
'numerictype(1,33,55)','fixdt(0,77,22)', etc.
Data Types: single | double | int8 | int16 | int32 | int64 | uint8 | uint16 | uint32 | uint64 | logical | fi
Complex Number Support: Yes
Output Arguments
Numeric type of the input, returned as a embedded.numerictype
object.
Version History
Introduced in R2021a
See Also
fi | fixdt | numerictype | Simulink.NumericType | Fixed-Point Numbers in Simulink
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