String.next_grapheme_size
You're seeing just the function
next_grapheme_size
, go back to String module for more information.
Specs
next_grapheme_size(t()) :: {pos_integer(), t()} | nil
Returns the size (in bytes) of the next grapheme.
The result is a tuple with the next grapheme size in bytes and
the remainder of the string or nil
in case the string
reached its end.
Examples
iex> String.next_grapheme_size("olá")
{1, "lá"}
iex> String.next_grapheme_size("")
nil