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对于链表中的迭代,LinkedList<Object> list = new LinkedList<Object>();我可以使用 ? 遍历链表中的字符串for (String t: list)?
LinkedList<Object> list = new LinkedList<Object>();
for (String t: list)
只要声明列表包含字符串,这将起作用 - 请注意泛型类型参数:
LinkedList<String> list = new LinkedList<String>(); // fill list for (String s : list) { // do something }