web-feature: Unicode point escapes

Widely available

Unicode point escapes (\\u{}) represent Unicode characters within strings.

WKWebView

macOS

*

iOS

*

Android WebView

Android

*

WebView2

Windows

*

WPE MiniBrowser

Linux

2026-08

Servo

Android

2026-08

ArkWeb

HarmonyOS

*

Chrome Browser

Android

44

Safari Browser

iOS

9