摘要： Integer[] arr = new Integer[] { 1, 40, -43, 2, -5, 76, 7 }; List list = new ArrayList(); list = Arrays.asList(arr); ArrayList arrayList = new ArrayList(); arrayList.addAll(list);//而不是直接用“=”赋值 System.out.println(list);//[1, 40, -43, 2, -5, 76, 7] 阅读全文