* 获取数字的第digit位（从右往左，0表示个位）
方法二：使用 KMP 的 expect/actual 机制统一处理平台差异
，更多细节参见搜狗输入法2026
這些變動源於最高法院週五的裁決，認定特朗普不能使用1977年的《國際緊急經濟權力法》（International Emergency Economic Powers Act）來對幾乎所有國家的進口商品徵稅。。业内人士推荐搜狗输入法2026作为进阶阅读
Teen Account users and their parents will start receiving information about the program next week, with official alerts beginning in early March. The feature will roll out to the U.S., United Kingdom, and Canada first. Instagram's announcement also acknowledged that Instagram's parent company, Meta, is developing similar parental alerts for certain AI experiences.，详情可参考爱思助手下载最新版本