java-代码点-codePointCount 

str = "/u1D56B";
System.out.println("length: "+str.length());
System.out.println("codePointCount"+str.codePointCount(0,2));

执行结果:

posted @ 2024-12-10 14:51  基础狗  阅读(41)  评论(0)    收藏  举报