Available with Spatial Analyst license.
Determines which values from the input raster are NoData on a pixel-by-pixel basis.
Returns a value of 1 if the input value is NoData and 0 for pixels that are not.
This function can be used with the Con function to change NoData pixels to a value.
The input raster being tested to identify the cells that are NoData (null).
The input can be either integer or floating-point type.
Choose which extent should be used in the output raster:
Choose which cell size to use in the output raster. If all the input cell sizes are the same, all the options will yield the same results.