jquery获取checkbox 选中的值

1. <ul id="reason_ul">
2. <input name="reason" type="checkbox" value="1"><span>产品使用一段时间后不工作了</span>
3. <input name="reason" type="checkbox" value="2"><span>产品一收到就是坏的</span>
4. <input name="reason" type="checkbox" value="3"><span>产品不能开机或自己启动</span>
5. <input name="reason" type="checkbox" value="4"><span>产品不能充电</span>
6. <input name="reason" type="checkbox" value="5"><span>产品外观非人为改变</span>
7. <input name="reason" type="checkbox" value="6"><span>产品的内部或外部的损坏</span>
8. <input name="reason" type="checkbox" value="7"><span>其他</span>
9. </ul>

jquery代码

1. 
   
2. function do_submit() {
3. var reason_arr = new Array();
4. $.each($("input[name='reason']"), function(){
5. if(this.checked){
6. reason_arr[i] = $(this).val();
7. }
8. });
9. var vals = reason_arr.join(",");
10. console.log(vals);
11. }