HarmonyOS Developer Technology

Jan 22, 2026 · Mobile Development

HarmonyOS Number & Measurement Formatting Guide for Global Apps

This technical guide explores HarmonyOS number, currency, and measurement formatting for internationalized apps, covering Intl.NumberFormat parameters, notation styles, I18NUtil unit conversion, and solutions for locale mismatches, currency errors, conversion inaccuracies, mixed-language displays, performance bottlenecks, and backend compatibility.