数组1.判断数组是否有重复元素/**判断String数组是否有重复元素*/publicstaticbooleancheckRepeat(String[]strings){booleanresult=false;Listlist=newArrayList<>();for(inti=0;ilist3=newArrayList<>();Collections.addAll(list3,strings);System.out.println(list3.toString());测试:(2)循环添加数组元素的方法System.out.println("------------arrayintoList集合:循环添加数组元素的方法------------------------------------");字符串[]字符串4={"aa","bb","cc","dd"};Listlist4=newArrayList<>();for(inti=0;ilist5=newArrayList<>();list5=Arrays.asList(string5);System.out.println(list5.toString());测试: