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

# EOS_SW_FIELDINFO

This function retrieves information on a specific data field.

## Examples

In this example, we retrieve information about the Spectra data fields:

status = EOS_SW_FIELDINFO(swathID, "Spectra", rank, dims, $

numbertype, dimlist)

## Syntax

Result = EOS_SW_FIELDINFO(swathID, fieldname, rank, dims, numbertype, dimlist)

## Return Value

Returns SUCCEED(0) if successful and FAIL(–1) if the specified field does not exist.

## Arguments

### swathID

Swath id (long).

### fieldname

Fieldname (string).

### rank

A named variable that will contain the rank of field (long).

### dims

A named variable that will contain the array of length “rank” (long) containing the dimension sizes of the field. If one of the dimensions in the field is appendable, then the current value for that dimension will be returned in the dims array.

### numbertype

A named variable that will contain HDF data type of the field.

### dimlist

A named variable that will contain the list of dimensions (string) in field.

## Keywords

None

## Version History

5.2 | Introduced