HDF_VD_FEXIST

The HDF_VD_FEXIST function returns true if all the fields specified in Fieldname exist in the specified Hierarchical Data Format file.

Calling Sequence

Result = HDF_VD_FEXIST( VData, Fieldnames )

Arguments

VData

The VData handle returned by a previous call to HDF_VD_ATTACH.

Fieldnames

A string containing a comma-separated list of fields to test. For example 'VEL' or 'PZ,PY,PX' .