---
title: "buildBlock(_:_:)"
framework: swiftui
role: symbol
role_heading: Type Method
path: "swiftui/tabcontentbuilder/buildblock(_:_:)"
---

# buildBlock(_:_:)

## Declaration

```swift
static func buildBlock<C0, C1>(_ c0: C0, _ c1: C1) -> some TabContent<TabValue> where TabValue == C0.TabValue, C0 : TabContent, C1 : TabContent, C0.TabValue == C1.TabValue

```