A.Vector.at-exclamation-mark
You're seeing just the function
at-exclamation-mark
, go back to A.Vector module for more information.
Specs
Finds the element at the given index
(zero-based).
Raises an A.Vector.IndexError
if index
is out of bounds.
Supports negative indexing from the end of the vector
.
Runs in effective constant time.
Examples
iex> A.Vector.new(1..1_000) |> A.Vector.at!(555)
556
iex> A.Vector.new(1..1_000) |> A.Vector.at!(-10)
991
iex> A.Vector.new(1..1_000) |> A.Vector.at!(1_000)
** (A.Vector.IndexError) out of bound index: 1000 not in -1000..999