Function icu_properties::sets::changes_when_titlecased

pub const fn changes_when_titlecased() -> CodePointSetDataBorrowed<'static>

Characters whose normalized forms are not stable under a toTitlecase mapping

✨ Enabled with the compiled_data Cargo feature.

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Example

use icu::properties::sets;

let changes_when_titlecased = sets::changes_when_titlecased();

assert!(changes_when_titlecased.contains('æ'));  // U+00E6 LATIN SMALL LETTER AE
assert!(!changes_when_titlecased.contains('Æ'));  // U+00E6 LATIN CAPITAL LETTER AE