此类用于连接使用定界符分隔的字符序列。
public class StringJoinerSample {
public static void main(String[] args){
StringJoiner sj = new StringJoiner(", ");
sj.add("Krishna");
sj.add("Raju");
sj.add("Satish");
sj.add("Pruthvi");
System.out.println(sj);
}
}
输出结果
Krishna, Raju, Satish, Pruthvi