Similar to rev but faster.
Arguments
- x
An atomic vector or list.
Details
Similar to rev, frev only retains three attributes: names, class, and factor levels.
Value
Returns the input reversed.
Examples
# on vectors
x = setNames(1:10, letters[1:10])
frev(x)
#> j i h g f e d c b a
#> 10 9 8 7 6 5 4 3 2 1
# list
frev(list(1, "a", TRUE))
#> [[1]]
#> [1] TRUE
#>
#> [[2]]
#> [1] "a"
#>
#> [[3]]
#> [1] 1
#>