Experimental

Outputs 1 for nodata cells and 0 for all valid cells.

raster math is_nodata

## Parameters

Name | Description | Required | Default
--- | --- | --- | ---
`input` | Input raster file path. | Required | `input.tif`
`output` | Optional output raster file path. If omitted, the result is stored in memory. | Optional | `output.tif`

## Examples

Identify nodata cells.

    wbe.is_nodata(input='dem.tif', output='dem_is_nodata.tif')

## Project Links

WbW Homepage User Manual Support WbW