rowSums function

row/col sums and means for SpatRaster

Sum or average values of SpatRaster layers by row or column. methods

## S4 method for signature 'SpatRaster'
rowSums(x, na.rm=FALSE, dims=1L, ...) 
## S4 method for signature 'SpatRaster'
colSums(x, na.rm=FALSE, dims=1L, ...) 
## S4 method for signature 'SpatRaster'
rowMeans(x, na.rm=FALSE, dims=1L, ...) 
## S4 method for signature 'SpatRaster'
colMeans(x, na.rm=FALSE, dims=1L, ...)

Arguments

• x: SpatRaster
• na.rm: logical. If TRUE, NA values are ignored
• dims: this argument is ignored
• ...: additional arguments (none implemented)

Returns

matrix

See Also

See global for summing all cells values

Examples

r <- rast(ncols=2, nrows=5, nl=2, vals=1:20)
rowSums(r)
colSums(r)
colMeans(r)