Routines (alphabetical) > Routines: H > HDF5 Routines > H5T_GET_NORM

# H5T_GET_NORM

The H5T_GET_NORM function returns the mantissa normalization of a floating-point datatype.

## Syntax

Result = H5T_GET_NORM(Datatype_id)

## Return Value

Returns a string containing the mantissa normalization. Possible values are:

- ‘IMPLIED’ — Most-significant bit of mantissa not stored, always 1
- ‘MSBSET’ — Most-significant bit of mantissa is always 1
- ‘NORM’ — Mantissa is not normalized
- ‘ERROR’

## Arguments

### Datatype_id

An integer representing the datatype’s identifier to be queried.

## Keywords

None

## Version History

5.6 | Introduced

## See Also

H5T_GET_FIELDS