[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fesFFlq5_QOjxGPNsmcf0ZKy8A-LJm1e_8V6MYyIUOf0":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":13,"question":20,"related":21,"source":33,"type":58},[],"2026-05-11 12:18:26",366704683,[8,9,10,11,12],"ArrayList<Double> list = new ArrayList<>();中的Double应该改为double","list.add(1);中的1应该改为1.0","list.add(1);中的参数应该改为Double.valueOf(1)","ArrayList<Double> list = new ArrayList<>();中的Double应该改为int","ArrayList<Double> list = new ArrayList<>();中的Double应该改为Integer",{"count":14,"courseId":15,"courseImg":16,"courseName":17,"workId":18,"workName":19},9,"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","196d5d5e34ad43a9a220e71fcd8d4a3f","11.11 ArrayList类","此代码是错误的. ArrayList<Double> list = new ArrayList<>();list.add(1); 以下哪几个修改可以使代码正确?",[22,35,44,53,59,64,69,74,82],{"answer":23,"createTime":24,"id":25,"options":26,"question":32,"source":33,"type":34},[],"2026-05-11 12:13:25",366661848,[27,28,29,30,31],"第1行","第2行","第4行","第5行","第6行","以下代码中第一次导致程序错误的是那一行: ArrayList<String> list = new ArrayList<>();list.add("Denver");list.add("Austin");list.add(new java.util.Date());String city = list.get(0);list.set(3, "Dallas");System.out.println(list.get(3))","v1",0,{"answer":36,"createTime":24,"id":37,"options":38,"question":43,"source":33,"type":34},[],366661853,[39,40,41,42],"{"Dallas", "Dallas", "Houston", "Dallas"}","{"Dallas", "Houston", "Dallas"}","{"Houston", "Dallas"}","{"Houston"}","假设ArrayList list包含{"Dallas", "Dallas", "Houston", "Dallas"}.调用list.remove("Dallas")一次后,list是什么",{"answer":45,"createTime":24,"id":46,"options":47,"question":52,"source":33,"type":34},[],366661858,[48,49,50,51],"2未被添加到list中","添加进去的2在索引1的位置","list.remove(1)的参数1为整数,它调用的是remove(int index)的方法,删除了索引1所在的元素","list.remove(1)是删除了其值为1的Integer对象","以下代码显示[1, 3]而不是[2, 3],解释正确的是: ArrayList<Integer> list = new ArrayList<>();list.add(1);list.add(2);list.add(3);list.remove(1);System.out.println(list)",{"answer":54,"createTime":24,"id":55,"options":56,"question":57,"source":33,"type":58},[],366661864,[8,9,10,11,12],"此代码是错误的. ArrayList<Double> list = new ArrayList<>();list.add(1); 以下哪几个修改可以使代码正确",1,{"answer":60,"createTime":5,"id":61,"options":62,"question":63,"source":33,"type":34},[],366704679,[27,28,29,30,31],"以下代码中第一次导致程序错误的是那一行: ArrayList<String> list = new ArrayList<>();list.add("Denver");list.add("Austin");list.add(new java.util.Date());String city = list.get(0);list.set(3, "Dallas");System.out.println(list.get(3));",{"answer":65,"createTime":5,"id":66,"options":67,"question":68,"source":33,"type":34},[],366704680,[39,40,41,42],"假设ArrayList list包含{"Dallas", "Dallas", "Houston", "Dallas"}.调用list.remove("Dallas")一次后,list是什么?",{"answer":70,"createTime":5,"id":71,"options":72,"question":73,"source":33,"type":34},[],366704681,[48,49,50,51],"以下代码显示[1, 3]而不是[2, 3],解释正确的是: ArrayList<Integer> list = new ArrayList<>();list.add(1);list.add(2);list.add(3);list.remove(1);System.out.println(list);",{"answer":75,"createTime":5,"id":76,"options":77,"question":80,"source":33,"type":81},[],366704682,[78,79],"正确","错误","假设ArrayList list包含{"Dallas", "Dallas", "Houston", "Dallas"}.下面的代码正确地从列表中删除了所有值为"Dallas"的元素. for (int i = 0; i < list.size(); i++) list.remove("Dallas");",3,{"answer":83,"createTime":5,"id":6,"options":84,"question":20,"source":33,"type":58},[],[8,9,10,11,12]]