# icu_casemap [![crates.io](https://img.shields.io/crates/v/icu_casemap)](https://crates.io/crates/icu_casemap) Case mapping for Unicode characters and strings. This module is published as its own crate ([`icu_casemap`](https://docs.rs/icu_casemap/latest/icu_casemap/)) and as part of the [`icu`](https://docs.rs/icu/latest/icu/) crate. See the latter for more details on the ICU4X project. ## Examples ```rust use icu::casemap::CaseMapper; use icu::locale::langid; let cm = CaseMapper::new(); assert_eq!( cm.uppercase_to_string("hello world", &langid!("und")), "HELLO WORLD" ); assert_eq!( cm.lowercase_to_string("Γειά σου Κόσμε", &langid!("und")), "γειά σου κόσμε" ); ``` [`ICU4X`]: ../icu/index.html ## More Information For more information on development, authorship, contributing etc. please visit [`ICU4X home page`](https://github.com/unicode-org/icu4x).