Unicode.uppercase-question-mark
You're seeing just the function
uppercase-question-mark
, go back to Unicode module for more information.
Specs
uppercase?(codepoint_or_string()) :: boolean()
Returns true
if a single Unicode codepoint (or all characters
in the given string) the category :Lu
otherwise returns false
.
Notice that there are many languages that do not have a distinction between cases. Their characters are not included in this group.
Arguments
codepoint_or_string
is a single integer codepoint or aString.t
.
Returns
true
orfalse
For the string-version, the result will be true only if all codepoints in the string adhere to the property.
Examples
iex> Unicode.uppercase?(?a)
false
iex> Unicode.uppercase?("A")
true
iex> Unicode.uppercase?("Elixir")
false
iex> Unicode.uppercase?("CAMEMBERT")
true
iex> Unicode.uppercase?("foo, bar")
false
iex> Unicode.uppercase?("42")
false
iex> Unicode.uppercase?("Σ")
true
iex> Unicode.uppercase?("σ")
false