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Replace with $<-

replace_dollar.Rd

Replace a layer of a SpatRaster, or an attribute variable of a SpatVector

Usage

# S4 method for SpatRaster
$(x, name) <- value

# S4 method for SpatVector
$(x, name)<-value

# S4 method for SpatExtent
$(x, name) <- value

Arguments

x

SpatRaster, SpatVector or SpatExtent

name

character. If x is a SpatRaster: layer name. If x is a SpatVector: variable name. If x is a SpatExtent: "xmin", "xmax". "ymin" or "ymax"

value

if x is a SpatRaster, a SpatRaster for which this TRUE: nlyr(value) == length(i); if x is a SpatVector, a vector of new values; if x is a SpatExtent a single number

Value

Same as x

See also

[[<-, [<-, $

Examples

f <- system.file("ex/lux.shp", package="terra")
v <- vect(f)
v$ID_1 <- LETTERS[1:12]
v$new <- sample(12)
values(v)
#>    ID_1       NAME_1 ID_2           NAME_2 AREA    POP new
#> 1     A     Diekirch    1         Clervaux  312  18081  12
#> 2     B     Diekirch    2         Diekirch  218  32543   5
#> 3     C     Diekirch    3          Redange  259  18664  10
#> 4     D     Diekirch    4          Vianden   76   5163   4
#> 5     E     Diekirch    5            Wiltz  263  16735   9
#> 6     F Grevenmacher    6       Echternach  188  18899   1
#> 7     G Grevenmacher    7           Remich  129  22366   2
#> 8     H Grevenmacher   12     Grevenmacher  210  29828   3
#> 9     I   Luxembourg    8         Capellen  185  48187  11
#> 10    J   Luxembourg    9 Esch-sur-Alzette  251 176820   6
#> 11    K   Luxembourg   10       Luxembourg  237 182607   7
#> 12    L   Luxembourg   11           Mersch  233  32112   8