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# coin(at:)

Returns the coin at the given index as an owned [`Coin`](/documentation/BitcoinKernel/Coin) (safe to
store past this container’s lifetime).

```
func coin(at index: Int) -> Coin
```

## Parameters

`index`

Zero-based index matching the transaction’s
[`input(at:)`](/documentation/BitcoinKernel/Transaction/input(at:)) index.

## Discussion> Precondition: `index` must be in `0..<count`.