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

# EOS_PT_LEVELINDX

This function returns the level index for a given level specified by name.

## Examples

In this example, we return the level index of the Observations level in the multilevel point structure defined in EOS_PT_DEFLEVEL:

levindx = EOS_PT_LEVELINDEX(pointID2, "Observations")

## Syntax

Result = EOS_PT_LEVELINDX( pointID, levelname)

## Return Value

Returns the level index if successful and FAIL (–1) otherwise.

## Arguments

### pointID

Point id (long) returned by EOS_PT_CREATE or EOS_PT_ATTACH.

### levelname

Level Name (string).

## Keywords

None

## Version History

5.2 | Introduced