Assignment function to append values to existing list

Assignment function to append values to existing list

Usage

# S3 method for class 'list'
append(x, name = NULL) <- value

Arguments

x

existing list

name

optional name of new element

value

new value to add to existing list

Examples

x <- list()
append(x) <- 1
append(x, name = "a") <- 2
# duplicated names are allowed
append(x, name = "a") <- 3
x
#> [[1]]
#> [1] 1
#> 
#> $a
#> [1] 2
#> 
#> $a
#> [1] 3
#>