---
title: "Unicode.ParseResult.error(length:)"
framework: swift
role: symbol
role_heading: Case
path: "swift/unicode/parseresult/error(length:)"
---

# Unicode.ParseResult.error(length:)

An encoding error was detected.

## Declaration

```swift
case error(length: Int)
```

## Discussion

Discussion length is the number of underlying code units consumed by this error, guaranteed to be greater than 0.