---
title: kTECAddTextRunHeuristicsMask
framework: Core Services
role: symbol
role_heading: Enumeration Case
platforms: [Mac Catalyst 17.0+, macOS 10.0+]
path: coreservices/1400367-unicode_converter_masks/ktecaddtextrunheuristicsmask
---

# kTECAddTextRunHeuristicsMask

## Declaration

```occ
kTECAddTextRunHeuristicsMask = 1L << kTECAddTextRunHeuristicsBit
```