获取cookie的值，设置cookie，删除cookie
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/**
* 获取cookie 里的值
* @param {String} key
*/
export const getCookie = (key) => {
const arr = document.cookie.match(new RegExp(`(^| )${key}=([^;]*)(;|$)`));
if (arr != null) return unescape(arr[2]);
return null;
}
/**
* 设置cookie
* @param name
* @param value
* @param day expires的时间
*/
function setCookie (name, value, day) {
let setting = arguments[0];
if (Object.prototype.toString.call(setting).slice(8, -1) === 'Object'){
for (let i in setting) {
let oDate = new Date();
oDate.setDate(oDate.getDate() + day);
document.cookie = i + '=' + setting[i] + ';expires=' + oDate;
}
}else{
let oDate = new Date();
oDate.setDate(oDate.getDate() + day);
document.cookie = name + '=' + value + ';expires=' + oDate;
}
}
/**
* 删除cookie
*/
function removeCookie (name) {
setCookie(name, 1, -1);
}
