1# Native API Differences 2This document describes the changes of APIs in OpenHarmony 2.2 Beta2 over OpenHarmony 2.0 Canary. 3## Mini System API Changes 4 5| Module | API | Change Type | Change Type | 6| -------- | -------- | -------- | -------- | 7| global_i18n_lite | static LocaleInfo LocaleInfo ::ForLanguageTag(const char *languageTag, I18nStatus &status); | Added | API added. | 8| global_i18n_lite | const char LocaleInfo ::*GetExtension(const char *key); | Added | API added. | 9| global_i18n_lite | WeekInfo::WeekInfo(const LocaleInfo &localeInfo, I18nStatus &status); | Added | API added. | 10| global_i18n_lite | uint8_t WeekInfo::GetFirstDayOfWeek(); | Added | API added. | 11| global_i18n_lite | uint8_t WeekInfo::GetMinimalDaysInFirstWeek(); | Added | API added. | 12| global_i18n_lite | uint8_t WeekInfo::GetFirstDayOfWeekend(); | Added | API added. | 13| global_i18n_lite | uint8_t WeekInfo::GetLastDayOfWeekend(); | Added | API added. | 14| global_i18n_lite | int PluralFormat::GetPluralRuleIndex(double number, I18nStatus status); | Added | API added. | 15| powermgr_powermgr_lite | const RunningLock *CreateRunningLock(const char *name, RunningLockType type, RunningLockFlag flag); | Added | API added. | 16| powermgr_powermgr_lite | void DestroyRunningLock(const RunningLock *lock); | Added | API added. | 17| powermgr_powermgr_lite | BOOL AcquireRunningLock(const RunningLock *lock); | Added | API added. | 18| powermgr_powermgr_lite | BOOL ReleaseRunningLock(const RunningLock *lock); | Added | API added. | 19| powermgr_powermgr_lite | BOOL IsRunningLockHolding(const RunningLock *lock); | Added | API added. | 20