---
title: "buildPartialBlock(accumulated:next:)"
framework: regexbuilder
role: symbol
role_heading: Type Method
path: "regexbuilder/regexcomponentbuilder/buildpartialblock(accumulated:next:)-2hd06"
---

# buildPartialBlock(accumulated:next:)

## Declaration

```swift
static func buildPartialBlock<W0>(accumulated: some RegexComponent, next: some RegexComponent) -> Regex<Substring>
```