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有关javascript 获取checkbox复选框的实例数不胜数，下面的这个示例，纯js实现的

01 var form = document.getElementById("form2");

02

03 var field = form.elements["test2"];

04 var option = Dining.getSelectedOption(form, field);

05 var message = "";

06 for (var i = 0, len = option.length; i < len; i++) {

07 message += "Select id:" + option[i].id + "\nSelected name:" + option[i].name + "\nSelected value:" + option[i].value + "\n\n";

08 }

09 alert(message);

10 /*获取选中的选项*/

11 getSelectedOption: function (selectform, selectionfield) {

12 var result = [];

13 var option = null;

14 for (var i = 0; i < selectionfield.length; i++) {

15 option = selectionfield[i];

16 if (option.checked) {

17 result.push(option);

18 }

19

20 }

21 return result;

22

23 }

24 <form id='form2'>

25

26 <label>排序：</label><input id='aaaaa' type='checkbox' name='test2' value='1'>

27

28 <label for='aaaaa'>月销量</label><input id='bbbbb' type='checkbox' name='test2' value='2'>

29

30 <label for='bbbbb'>评分</label><input id='ccccc' type='checkbox' name='test2' value='3'>

31

32 <label for='ccccc'>优惠</label> <br style='clear:both'><label>分类：</label><input id='ddddd' type='checkbox' name='test2' value='4'>

33

34 <label for='ddddd'>商务套餐</label><input id='eeeee' type='checkbox' name='test2' value='5'>

35

36 <label for='eeeee'>凉菜</label><input id='fffff' type='checkbox' name='test2' value='6'>

37

38 </form>",

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