---
title: "init(header:ligatureActionTableOffset:componentTableOffset:ligatureTableOffset:)"
framework: Core Text
role: symbol
role_heading: Initializer
path: "coretext/morxligaturesubtable/init(header:ligatureactiontableoffset:componenttableoffset:ligaturetableoffset:)"
---

# init(header:ligatureActionTableOffset:componentTableOffset:ligatureTableOffset:)

## Declaration

```swift
init(header: STXHeader, ligatureActionTableOffset: UInt32, componentTableOffset: UInt32, ligatureTableOffset: UInt32)
```