Update elements of a named list with elements of a second named list

Being deprecated. Use modifyList (which can not handle NULL) or modifyList2 for case with >2 lists and can handle NULL lists.

updateList(x, y)

Arguments

x	a named list
y	a named list

Value

A named list, with elements sorted by name. The values of matching elements in list y replace the values in list x.

Author

Alex Chubaty

Examples

L1 <- list(a = "hst", b = NA_character_, c = 43)
L2 <- list(a = "gst", c = 42, d = list(letters))
updateList(L1, L2)
#> $a
#> [1] "gst"
#> 
#> $b
#> [1] NA
#> 
#> $c
#> [1] 42
#> 
#> $d
#> $d[[1]]
#>  [1] "a" "b" "c" "d" "e" "f" "g" "h" "i" "j" "k" "l" "m" "n" "o" "p" "q" "r" "s"
#> [20] "t" "u" "v" "w" "x" "y" "z"
#> 
#> 

updateList(L1, NULL)
#> $a
#> [1] "hst"
#> 
#> $b
#> [1] NA
#> 
#> $c
#> [1] 43
#> 
updateList(L1)
#> $a
#> [1] "hst"
#> 
#> $b
#> [1] NA
#> 
#> $c
#> [1] 43
#> 
updateList(y = L2)
#> $a
#> [1] "gst"
#> 
#> $c
#> [1] 42
#> 
#> $d
#> $d[[1]]
#>  [1] "a" "b" "c" "d" "e" "f" "g" "h" "i" "j" "k" "l" "m" "n" "o" "p" "q" "r" "s"
#> [20] "t" "u" "v" "w" "x" "y" "z"
#> 
#> 
updateList(NULL, L2)
#> $a
#> [1] "gst"
#> 
#> $c
#> [1] 42
#> 
#> $d
#> $d[[1]]
#>  [1] "a" "b" "c" "d" "e" "f" "g" "h" "i" "j" "k" "l" "m" "n" "o" "p" "q" "r" "s"
#> [20] "t" "u" "v" "w" "x" "y" "z"
#> 
#> 
updateList(NULL, NULL) # should return empty list
#> list()