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

# EOS_SW_INQSWATH

This function retrieves number and names of swaths defined in the HDF-EOS file. The swath list is returned as a string with each swath name separated by commas.

Note: See STRSPLIT to separate the swath list.

## Examples

In this example, we retrieve information about the swaths defined in an HDF-EOS file, HDFEOS.hdf:

nswath = EOS_SW_INQSWATH("HDFEOS.hdf", swathlist)

## Syntax

Result = EOS_SW_INQSWATH( filename, swathlist [, LENGTH =value] )

## Return Value

Number of swaths found or (–1) if failure.

## Arguments

### filename

HDF-EOS filename (string).

### swathlist

Swath list (string) with entries separated by commas.

## Keywords

### LENGTH

String length (long) of swath list.

## Version History

5.2 | Introduced