list 在遍历修改 list元素 抛异常
Exception in thread “main” java.util.ConcurrentModificationException
【参考博文】 :https://www.cnblogs.com/snowater/p/8024776.html
Exception in thread “main” java.util.ConcurrentModificationException
【参考博文】 :https://www.cnblogs.com/snowater/p/8024776.html