ProtoTools/libs/cookie.js

41 lines
983 B
JavaScript

var cookie = {
/**
* 设置cookie
*
* @param name
* @param value
*/
setCookie: function(name, value) {
var Days = 30;
var exp = new Date();
exp.setTime(exp.getTime() + Days * 24 * 60 * 60 * 1000);
document.cookie = name + "=" + escape(value) + ";expires=" + exp.toGMTString();
},
/**
* 获取cookie
*
* @param name
* @returns
*/
getCookie: function(name) {
var arr, reg = new RegExp("(^| )" + name + "=([^;]*)(;|$)");
if (arr = document.cookie.match(reg))
return unescape(arr[2]);
else
return null;
},
/**
* 删除cookie
*
* @param name
*/
delCookie: function(name) {
var exp = new Date();
exp.setTime(exp.getTime() - 1);
var cval = getCookie(name);
if (cval != null)
document.cookie = name + "=" + cval + ";expires=" + exp.toGMTString();
}
}