---
title: "init(expressions:openString:closeString:)"
framework: Accessibility
role: symbol
role_heading: Initializer
platforms: [iOS 18.2+, iPadOS 18.2+, Mac Catalyst 18.2+, macOS 15.2+, tvOS 18.2+, visionOS 2.2+, watchOS 11.2+]
path: "accessibility/axmathexpressionfenced/init(expressions:openstring:closestring:)"
---

# init(expressions:openString:closeString:)

## Declaration

```swift
init(expressions: [AXMathExpression], openString: String, closeString: String)
```