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#elixir
The arity of a function describes the number of arguments that the function takes.
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Basic types - The Elixir programming language
on to get the integer part of a float. iex> round(3.58) 4 iex> trunc(3.58) 3 Identifying functions and documentation Functions in Elixir are identified by both their name and their arity. <span>The arity of a function describes the number of arguments that the function takes. From this point on we will use both the function name and its arity to describe functions throughout the documentation. trunc/1 identifies the function which is named trunc and takes 1


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