Contents

is_isogram <- function(word) {

  func <- function(x) {
    sum(x == unlist(strsplit(tolower(word), "")))
  }

  all(lapply(letters, FUN = func) <= 1)

}

Version data entries

219 entries across 219 versions & 1 rubygems

Version	Path
trackler-2.2.1.180	tracks/r/exercises/isogram/example.R
trackler-2.2.1.179	tracks/r/exercises/isogram/example.R
trackler-2.2.1.178	tracks/r/exercises/isogram/example.R
trackler-2.2.1.177	tracks/r/exercises/isogram/example.R
trackler-2.2.1.176	tracks/r/exercises/isogram/example.R
trackler-2.2.1.175	tracks/r/exercises/isogram/example.R
trackler-2.2.1.174	tracks/r/exercises/isogram/example.R
trackler-2.2.1.173	tracks/r/exercises/isogram/example.R
trackler-2.2.1.172	tracks/r/exercises/isogram/example.R
trackler-2.2.1.171	tracks/r/exercises/isogram/example.R
trackler-2.2.1.170	tracks/r/exercises/isogram/example.R
trackler-2.2.1.169	tracks/r/exercises/isogram/example.R
trackler-2.2.1.167	tracks/r/exercises/isogram/example.R
trackler-2.2.1.166	tracks/r/exercises/isogram/example.R
trackler-2.2.1.165	tracks/r/exercises/isogram/example.R
trackler-2.2.1.164	tracks/r/exercises/isogram/example.R
trackler-2.2.1.163	tracks/r/exercises/isogram/example.R
trackler-2.2.1.162	tracks/r/exercises/isogram/example.R
trackler-2.2.1.161	tracks/r/exercises/isogram/example.R
trackler-2.2.1.160	tracks/r/exercises/isogram/example.R