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Contents
defmodule Isogram do
@doc """
Determines if a word or sentence is an isogram
"""
@spec isogram?(String.t()) :: boolean
def isogram?(sentence) do
codepoints =
sentence
|> String.downcase()
|> String.replace(~r/\s|-/u, "")
|> String.codepoints()
length(Enum.uniq(codepoints)) == length(codepoints)
end
end
Version data entries
69 entries across 69 versions & 1 rubygems