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rowSums

rowSums and colSums for Raster objects

Description

Sum values of Raster objects by row or column.

Usage

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

Arguments

x

Raster* object
na.rm

logical. If TRUE, NA values are ignored
dims

this argument is ignored
...

additional arguments (none implemented)

Value

vector (if x is a RasterLayer) or matrix

See Also

See cellStats for summing all cells values

Examples

r <- raster(ncols=2, nrows=5)
values(r) <- 1:10
as.matrix(r)
rowSums(r)
colSums(r)
raster

Geographic Data Analysis and Modeling

v3.4-10
GPL (>= 3)
Authors
Robert J. Hijmans [cre, aut] (<https://orcid.org/0000-0001-5872-2872>), Jacob van Etten [ctb], Michael Sumner [ctb], Joe Cheng [ctb], Dan Baston [ctb], Andrew Bevan [ctb], Roger Bivand [ctb], Lorenzo Busetto [ctb], Mort Canty [ctb], Ben Fasoli [ctb], David Forrest [ctb], Aniruddha Ghosh [ctb], Duncan Golicher [ctb], Josh Gray [ctb], Jonathan A. Greenberg [ctb], Paul Hiemstra [ctb], Kassel Hingee [ctb], Institute for Mathematics Applied Geosciences [cph], Charles Karney [ctb], Matteo Mattiuzzi [ctb], Steven Mosher [ctb], Babak Naimi [ctb], Jakub Nowosad [ctb], Edzer Pebesma [ctb], Oscar Perpinan Lamigueiro [ctb], Etienne B. Racine [ctb], Barry Rowlingson [ctb], Ashton Shortridge [ctb], Bill Venables [ctb], Rafael Wueest [ctb]
Initial release
2021-05-02

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