---
title: "buildPartialBlock(first:)"
framework: swiftui
role: symbol
role_heading: Type Method
path: "swiftui/keyframesbuilder/buildpartialblock(first:)"
---

# buildPartialBlock(first:)

## Declaration

```swift
static func buildPartialBlock<Content>(first: Content) -> Content where Value == Content.Value, Content : Keyframes
```

## See Also

### Building keyframes

- [buildArray(_:)](swiftui/keyframesbuilder/buildarray(_:).md)
- [buildBlock()](swiftui/keyframesbuilder/buildblock().md)
- [buildEither(first:)](swiftui/keyframesbuilder/buildeither(first:).md)
- [buildEither(second:)](swiftui/keyframesbuilder/buildeither(second:).md)
- [buildExpression(_:)](swiftui/keyframesbuilder/buildexpression(_:).md)
- [buildFinalResult(_:)](swiftui/keyframesbuilder/buildfinalresult(_:).md)
- [buildPartialBlock(accumulated:next:)](swiftui/keyframesbuilder/buildpartialblock(accumulated:next:).md)