Search ignores width differences in characters that have full-width and half-width forms, as occurs in East Asian character sets.
- iOS 2.0+
- macOS 10.5+
- Mac Catalyst 13.0+
- tvOS 9.0+
- watchOS 2.0+
For example, with this option, the full-width Latin small letter 'ａ' (
U+FF41) is equal to the basic Latin small letter 'a' (