一句话获取cookie并转换成kv形式

cookie.js

var cookieMap = document.cookie.split(';').reduce(function(ret, item) {
    let itemChunk = item.trim().split('=');
    let name = itemChunk[0];
    let value = itemChunk.slice(1).join('=');
    ret[name] = value;
    return ret;
}, {});