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

# EOS_GD_GRIDINFO

This function returns the number of rows, columns and the location, in meters, of the upper left and lower right corners of the grid image.

## Examples

In this example, we retrieve information from a previously created grid with a call to EOS_GD_ATTACH:

status = EOS_GD_GRIDINFO(gridID, xdimsize, ydimsize, $

upleft, lowrgt)

## Syntax

Result = EOS_GD_GRIDINFO(gridID, xdimsize, ydimsize, upleft, lowright)

## Return Value

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

## Arguments

### gridID

Grid id (long) returned by EOS_GD_CREATE or EOS_GD_ATTACH.

### xdimsize

A named variable that will contain the number of columns in grid (long).

### ydimsize

A named variable that will contain the number of rows in grid (long).

### upleft

A named variable that will contain the location (double, 2 element array; in meters) of upper left corner.

### lowright

A named variable that will contain the location (double, 2 element array; in meters) of lower right corner.

## Keywords

None

## Version History

5.2 | Introduced