JS-cookie封装

 1        <script type="text/javascript">
 2         /*****设置cookie*****/
 3         function setCookie(name,value,iDay){
 4             var oDate = new Date();
 5             oDate.setDate(oDate.getDate()+iDay);
 6             document.cookie = name+‘=‘+value+‘;expires=‘+oDate;
 7         }
 8         /*****获取cookie*****/
 9         function getCookie(name){
10             var arr = document.cookie.split("; ");
11             for(var i=0;i<arr.length;i++){
12                 var arr2 = arr[i].split("=");
13                 if(arr2[0]==name){
14                     return arr2[1]
15                 }
16             }
17             return ""
18         }
19         /*****移除cookie*****/
20         function removeCookie(name){
21             setCookie(name,1,-1);
22         };
23         /*****测试cookie*****/
24         setCookie(‘123‘,‘321‘,1)
25         setCookie(‘124‘,‘421‘,1)
26         removeCookie(‘123‘);
27         var m = getCookie(‘124‘);
28         alert(m);
29         document.write("<hr/>"+document.cookie);
30         </script>