ArrayList与类LinkedList不能强制数据类型转换。
1.通过构造方法转换
ArrayList arrayList = new ArrayList();
LinkedList linkedList = new LinkedList(arrayList);
LinkedList linkedList = new LinkedList();
ArrayList arrayList = new ArrayList(linkedList);
2.通过list的add方法
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原文链接:https://blog.csdn.net/blissfeng/article/details/82218881
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