摘要: str = "/u1D56B"; System.out.println("length: "+str.length()); System.out.println("codePointCount"+str.codePointCount(0,2)); 执行结果: 阅读全文
posted @ 2024-12-10 14:51 基础狗 阅读(41) 评论(0) 推荐(0)