---
title: "extractFlag(named:)"
framework: swift-package-manager
role: symbol
role_heading: Instance Method
path: "swift-package-manager/documentation/packageplugin/argumentextractor/extractflag(named:)"
---

# extractFlag(named:)

Extracts flags of the form --<name> from the remaining arguments, and returns the count.

## Declaration

```swift
mutating func extractFlag(named name: String) -> Int
```

## See Also

### Extracting Arguments

- [extractOption(named:)](swift-package-manager/documentation/packageplugin/argumentextractor/extractoption(named:).md)