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H5A_WRITE

H5A_WRITE

The H5A_WRITE procedure writes data to an attribute.

Example


See the example under H5F_CREATE.

Syntax


H5A_WRITE, Attribute_id, Data

Arguments


Attribute_id

An integer giving the identifier of the attribute to which to write the data.

Data

The data to be written. The following table shows how IDL data types are converted to HDF5 datatypes. Pointers, complex numbers, and object references cannot be written to HDF5 attributes. Data passed in via IDL will automatically be converted into the output data type if possible.

IDL Data Type

HDF5 Data Type

Byte

H5T_NATIVE_UINT8

Integer

H5T_NATIVE_INT16

Unsigned integer

H5T_NATIVE_UINT16

Long integer

H5T_NATIVE_INT32

Unsigned long integer

H5T_NATIVE_UINT32

64-bit Integer

H5T_NATIVE_INT64

Unsigned 64-bit integer

H5T_NATIVE_UINT64

Floating point

H5T_NATIVE_FLOAT

Double-precision floating

H5T_NATIVE_DOUBLE

String

H5T_C_S1

Reference Structure

H5T_REFERENCE

Structure

(Member datatypes)

Note: The reference structure is returned from H5R_CREATE.

Keywords


None

Version History


6.2

Introduced

See Also


H5A_CREATE, H5S_CREATE_SIMPLE, H5T_IDL_CREATE, H5T_REFERENCE_CREATE



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