String.first

You're seeing just the function first, go back to String module for more information.

Specs

first(t()) :: grapheme() | nil

Returns the first grapheme from a UTF-8 string, nil if the string is empty.

Examples

iex> String.first("elixir")
"e"

iex> String.first("եոգլի")
"ե"

iex> String.first("")
nil