---
title: "buildIf(_:)"
framework: swiftui
role: symbol
role_heading: Type Method
path: "swiftui/attributedtextformatting/definitionbuilder/buildif(_:)"
---

# buildIf(_:)

## Declaration

```swift
static func buildIf<D>(_ definition: D?) -> D? where Scope == D.Scope, D : AttributedTextFormattingDefinition
```