iOS Does Not Support tz ligatures (ꜩ and Ꜩ)

Originator:wetzeal
Number:rdar://34740273 Date Originated:9/29/2017
Status:Open Resolved:
Product:iOS Product Version:11
Classification: Reproducible:
 
Area:
UIKit

Summary:
MacOS supports unicode codepoints U+A728 and U+A729, which render a ligature of the letters tz. iOS (as of iOS 11) does not. These are part of the Unicode 5.1.0 standard.

Steps to Reproduce:
Go to a web page or paste in to an app which shows the sequence ꜩ or Ꜩ

Expected Results:
The ligature is rendered correctly

Actual Results:
A box with a question mark is rendered, or an empty box, or a black row of horizontal lines.

Notes:
For reference:
http://graphemica.com/ꜩ
http://graphemica.com/Ꜩ

Comments


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