摘要: public static void main(String[] args){ String unSplit = "1,2,3,4,5,6,7"; //根据长度取数组的最后一个元素 System.out.println(unSplit.split(",")[unSplit.split(",").le 阅读全文
posted @ 2020-12-10 16:47 星空物语之韵 阅读(3837) 评论(0) 推荐(0)