vue.js sets cookie instance sharing

//设置cookie<存>setCookie: function (cname, cvalue, exdays) {    var d = new Date();    d.setTime(d.getTime() + (exdays * 24 * 60 * 60 * 1000));    var expires = "expires=" + d.toUTCString();    console.info(cname + "=" + &#39;111&#39; + "; " + expires);    document.cookie = cname + "=" + cvalue + "; " + expires;
},//获取cookiegetCookie: function (cname) {    var arr, reg = new RegExp("(^| )" + cname + "=([^;]*)(;|$)");    if (arr = document.cookie.match(reg))        return (arr[2]);    else        return null;

},

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删除cookie

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();
}