Routines (alphabetical) > Routines: H > HDF-EOS Routines > EOS_PT_DEFLINKAGE

EOS_PT_DEFLINKAGE

This function defines the linkfield between two levels. This field must be defined in both levels.

Syntax

Result = EOS_PT_DEFLINKAGE(pointID, parent, child, linkfield)

Return Value

Returns SUCCEED (0) if successful and FAIL (–1) otherwise.

Arguments

pointID

Point id (long) returned by EOS_PT_CREATE or EOS_PT_ATTACH.

parent

Name (string) of parent level.

child

Name (string) of child level.

linkfield

Name (string) of common linkfield.

Keywords

None

Examples

In this example, we define the ID field as the link between the two levels defined previously in the EOS_PT_DEFLEVEL function:

status = EOS_PT_DEFLINKAGE(pointID2, "Desc-Loc", $

   "Observations", "ID")

Version History

 

5.2

Introduced