HDF_NUMBER

The HDF_NUMBER function returns the number of tags in a Hierarchical Data Format file or the number of references associated with a given tag.

Calling Sequence

Result = HDF_NUMBER( FileHandle )

Arguments

FileHandle

The HDF file handle returned from a previous call to HDF_OPEN.

Keywords

TAG

Set this keyword to an integer tag number or the string '*' . If this keyword is set to a tag number, HDF_NUMBER returns the number of references associated with the given tag. If this keyword is set to the string '*' , or is not specified, HDF_NUMBER returns the total number of tags in the HDF file.