使用JavaScript清除所有cookie
如何使用JavaScript删除当前域的所有cookie?据我所知,无法全面删除域上的任何cookie集。如果您知道cookie的名称,并且脚本与cookie位于同一域中,则可以清除cookie 您可以将该值设置为空,并将到期日期设置为过去的某个位置:使用JavaScript清除所有cookie,javascript,cookies,Javascript,Cookies,如何使用JavaScript删除当前域的所有cookie?据我所知,无法全面删除域上的任何cookie集。如果您知道cookie的名称,并且脚本与cookie位于同一域中,则可以清除cookie 您可以将该值设置为空,并将到期日期设置为过去的某个位置: var mydate = new Date(); mydate.setTime(mydate.getTime() - 1); document.cookie = "username=; expires=" + mydate.toGMTString
var mydate = new Date();
mydate.setTime(mydate.getTime() - 1);
document.cookie = "username=; expires=" + mydate.toGMTString();
使用javascript操作cookie有一个简单的方法。您可以通过查看document.cookie变量获得一个列表。清除它们只是一个将它们循环并逐个清除的问题。
函数deleteAllCookies(){
function deleteAllCookies() {
var cookies = document.cookie.split(";");
for (var i = 0; i < cookies.length; i++) {
var cookie = cookies[i];
var eqPos = cookie.indexOf("=");
var name = eqPos > -1 ? cookie.substr(0, eqPos) : cookie;
document.cookie = name + "=;expires=Thu, 01 Jan 1970 00:00:00 GMT";
}
}
var cookies=document.cookie.split(“;”);
对于(变量i=0;i-1?cookie.substr(0,eqPos):cookie;
document.cookie=name+“=;expires=Thu,1970年1月1日00:00:00 GMT”;
}
}
请注意,此代码有两个限制:
- 它不会删除设置了
标志的cookie,因为HttpOnly
标志禁用Javascript对cookie的访问HttpOnly
- 它不会删除使用
值。(尽管这些cookie将出现在路径设置的Cookie
中,但如果不指定设置它的相同document.cookie
值,则无法删除它。)路径
function eraseCookieFromAllPaths(name) {
// This function will attempt to remove a cookie from all paths.
var pathBits = location.pathname.split('/');
var pathCurrent = ' path=';
// do a simple pathless delete first.
document.cookie = name + '=; expires=Thu, 01-Jan-1970 00:00:01 GMT;';
for (var i = 0; i < pathBits.length; i++) {
pathCurrent += ((pathCurrent.substr(-1) != '/') ? '/' : '') + pathBits[i];
document.cookie = name + '=; expires=Thu, 01-Jan-1970 00:00:01 GMT;' + pathCurrent + ';';
}
}
函数从所有路径(名称)中删除Cookie{
//此函数将尝试从所有路径中删除cookie。
var pathBits=location.pathname.split('/');
var pathCurrent='path=';
//首先执行简单的无路径删除。
document.cookie=name+'=;expires=Thu,1970年1月1日00:00:01 GMT;';
对于(变量i=0;i
就像往常一样,不同的浏览器有不同的行为,但这对我来说很有效。
享受。我想我会分享这个清除cookies的方法。也许它在某些方面对其他人有帮助
var cookie = document.cookie.split(';');
for (var i = 0; i < cookie.length; i++) {
var chip = cookie[i],
entry = chip.split("="),
name = entry[0];
document.cookie = name + '=; expires=Thu, 01 Jan 1970 00:00:01 GMT;';
}
var cookie=document.cookie.split(“;”);
对于(变量i=0;i
更简单。更快
function deleteAllCookies() {
var c = document.cookie.split("; ");
for (i in c)
document.cookie =/^[^=]+/.exec(c[i])[0]+"=;expires=Thu, 01 Jan 1970 00:00:00 GMT";
}
如果您有权访问该插件,您可以通过以下方式擦除所有cookie:
for (var it in $.cookie()) $.removeCookie(it);
一班轮
如果您想快速粘贴它
document.cookie.split(";").forEach(function(c) { document.cookie = c.replace(/^ +/, "").replace(/=.*/, "=;expires=" + new Date().toUTCString() + ";path=/"); });
以及bookmarklet的代码:
javascript:(function(){document.cookie.split(";").forEach(function(c) { document.cookie = c.replace(/^ +/, "").replace(/=.*/, "=;expires=" + new Date().toUTCString() + ";path=/"); }); })();
//删除所有cookie
函数deleteAllCookies(){
var cookies=document.cookie.split(“;”);
对于(变量i=0;i-1?cookie.substr(0,eqPos):cookie;
document.cookie=name+'=;'+
'到期时间=1970年1月1日星期四00:00:01 GMT;'+
'路径='+'/;'+
'domain='+window.location.host+';'+
'安全=;';
}
}
这里有一个方法可以清除域的所有路径和所有变体中的所有cookie(www.mydomain.com、mydomain.com等):
(函数(){
var cookies=document.cookie.split(“;”);
对于(var c=0;c0){
var cookieBase=encodeURIComponent(cookies[c]。拆分(“;”[0]。拆分(“=”[0])+”=;expires=Thu,01-Jan-1970 00:00:01 GMT;域=”+d.join(“)+”;路径=”;
var p=location.pathname.split('/');
document.cookie=cookieBase+'/';
而(p.length>0){
document.cookie=cookieBase+p.join('/');
p、 pop();
};
d、 移位();
}
}
})();
我发现IE和Edge存在问题。Webkit浏览器(Chrome、safari)似乎更宽容。设置cookie时,请始终将“路径”设置为某物,因为默认设置为设置cookie的页面。因此,如果您尝试在其他页面上使其过期而不指定“路径”,则路径将不匹配,也不会过期。document.cookie
值不显示cookie的路径或过期时间,因此无法通过查看该值来推断cookie的设置位置
如果需要使不同页面的cookie过期,请将设置页面的路径保存在cookie值中,以便以后可以将其拉出,或始终将“path=/;”
附加到cookie值中。然后它将从任何页面过期。这里有一个简单的代码
函数deleteAllCookies(){
var cookies=document.cookie.split(“;”);
对于(变量i=0;i
运行函数deleteAllCookies()
清除所有cookies。函数方法+ES6
注意:不处理路径
在对多种风格的cookie测试了多种风格的浏览器中列出的几乎所有方法后,我发现这里几乎没有任何方法可以工作,甚至50% 请根据需要帮我改正,但我要把我的2美分扔到这里。下面的方法分解了所有内容,基本上基于两个设置片段构建cookie值字符串,并包括一步一步地构建
//Delete all cookies
function deleteAllCookies() {
var cookies = document.cookie.split(";");
for (var i = 0; i < cookies.length; i++) {
var cookie = cookies[i];
var eqPos = cookie.indexOf("=");
var name = eqPos > -1 ? cookie.substr(0, eqPos) : cookie;
document.cookie = name + '=;' +
'expires=Thu, 01-Jan-1970 00:00:01 GMT;' +
'path=' + '/;' +
'domain=' + window.location.host + ';' +
'secure=;';
}
}
(function () {
var cookies = document.cookie.split("; ");
for (var c = 0; c < cookies.length; c++) {
var d = window.location.hostname.split(".");
while (d.length > 0) {
var cookieBase = encodeURIComponent(cookies[c].split(";")[0].split("=")[0]) + '=; expires=Thu, 01-Jan-1970 00:00:01 GMT; domain=' + d.join('.') + ' ;path=';
var p = location.pathname.split('/');
document.cookie = cookieBase + '/';
while (p.length > 0) {
document.cookie = cookieBase + p.join('/');
p.pop();
};
d.shift();
}
}
})();
function deleteAllCookies(){
var cookies = document.cookie.split(";");
for (var i = 0; i < cookies.length; i++)
deleteCookie(cookies[i].split("=")[0]);
}
function setCookie(name, value, expirydays) {
var d = new Date();
d.setTime(d.getTime() + (expirydays*24*60*60*1000));
var expires = "expires="+ d.toUTCString();
document.cookie = name + "=" + value + "; " + expires;
}
function deleteCookie(name){
setCookie(name,"",-1);
}
const cookieCleaner = () => {
return document.cookie.split(";").reduce(function (acc, cookie) {
const eqPos = cookie.indexOf("=");
const cleanCookie = `${cookie.substr(0, eqPos)}=;expires=Thu, 01 Jan 1970 00:00:00 GMT;`;
return `${acc}${cleanCookie}`;
}, "");
}
;(function() {
if (!window['deleteAllCookies'] && document['cookie']) {
window.deleteAllCookies = function(showLog) {
var arrCookies = document.cookie.split(';'),
arrPaths = location.pathname.replace(/^\//, '').split('/'), // remove leading '/' and split any existing paths
arrTemplate = [ 'expires=Thu, 01-Jan-1970 00:00:01 GMT', 'path={path}', 'domain=' + window.location.host, 'secure=' ]; // array of cookie settings in order tested and found most useful in establishing a "delete"
for (var i in arrCookies) {
var strCookie = arrCookies[i];
if (typeof strCookie == 'string' && strCookie.indexOf('=') >= 0) {
var strName = strCookie.split('=')[0]; // the cookie name
for (var j=1;j<=arrTemplate.length;j++) {
if (document.cookie.indexOf(strName) < 0) break; // if this is true, then the cookie no longer exist
else {
var strValue = strName + '=; ' + arrTemplate.slice(0, j).join('; ') + ';'; // made using the temp array of settings, putting it together piece by piece as loop rolls on
if (j == 1) document.cookie = strValue;
else {
for (var k=0;k<=arrPaths.length;k++) {
if (document.cookie.indexOf(strName) < 0) break; // if this is true, then the cookie no longer exist
else {
var strPath = arrPaths.slice(0, k).join('/') + '/'; // builds path line
strValue = strValue.replace('{path}', strPath);
document.cookie = strValue;
}
}
}
}
}
}
}
showLog && window['console'] && console.info && console.info("\n\tCookies Have Been Deleted!\n\tdocument.cookie = \"" + document.cookie + "\"\n");
return document.cookie;
}
}
})();
document.cookie.split(';').forEach(function(c) {
document.cookie = c.trim().split('=')[0] + '=;' + 'expires=Thu, 01 Jan 1970 00:00:00 UTC;';
});
var cookies = $.cookie();
for(var cookie in cookies) {
$.removeCookie(cookie);
}
function clearListCookies()
{
var cookies = document.cookie.split(";");
for (var i = 0; i < cookies.length; i++)
{
var spcook = cookies[i].split("=");
deleteCookie(spcook[0]);
}
function deleteCookie(cookiename)
{
var d = new Date();
d.setDate(d.getDate() - 1);
var expires = ";expires="+d;
var name=cookiename;
//alert(name);
var value="";
document.cookie = name + "=" + value + expires + "; path=/acc/html";
}
window.location = ""; // TO REFRESH THE PAGE
}
var cookie_version_control = '---2018/5/11';
function setCookie(name,value,days) {
var expires = "";
if (days) {
var date = new Date();
date.setTime(date.getTime() + (days*24*60*60*1000));
expires = "; expires=" + date.toUTCString();
}
document.cookie = name+cookie_version_control + "=" + (value || "") + expires + "; path=/";
}
function getCookie(name) {
var nameEQ = name+cookie_version_control + "=";
var ca = document.cookie.split(';');
for(var i=0;i < ca.length;i++) {
var c = ca[i];
while (c.charAt(0)==' ') c = c.substring(1,c.length);
if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
}
return null;
}
function removeCookie(name) {
document.cookie = name+cookie_version_control+'=; Max-Age=-99999999;';
}
import {Setter} from './Setter';
export class Cookie {
/**
* @param {string} key
* @return {string|undefined}
*/
static get(key) {
key = key.replace(/([\.$?*|{}\(\)\[\]\\\/\+^])/g, '\\$1');
const regExp = new RegExp('(?:^|; )' + key + '=([^;]*)');
const matches = document.cookie.match(regExp);
return matches
? decodeURIComponent(matches[1])
: undefined;
}
/**
* @param {string} name
*/
static delete(name) {
this.set(name, '', { expires: -1 });
}
static deleteAll() {
const cookies = document.cookie.split('; ');
for (let cookie of cookies) {
const index = cookie.indexOf('=');
const name = ~index
? cookie.substr(0, index)
: cookie;
document.cookie = name + '=;expires=Thu, 01 Jan 1970 00:00:00 GMT;path=/';
}
}
/**
* @param {string} name
* @param {string|boolean} value
* @param {{expires?:Date|string|number,path?:string,domain?:string,secure?:boolean}} opts
*/
static set(name, value, opts = {}) {
Setter.set(name, value, opts);
}
}
export class Setter {
/**
* @param {string} name
* @param {string|boolean} value
* @param {{expires?:Date|string|number,path?:string,domain?:string,secure?:boolean}} opts
*/
static set(name, value, opts = {}) {
value = Setter.prepareValue(value);
opts = Setter.prepareOpts(opts);
let updatedCookie = name + '=' + value;
for (let i in opts) {
if (!opts.hasOwnProperty(i)) continue;
updatedCookie += '; ' + i;
const value = opts[i];
if (value !== true)
updatedCookie += '=' + value;
}
document.cookie = updatedCookie;
}
/**
* @param {string} value
* @return {string}
* @private
*/
static prepareValue(value) {
return encodeURIComponent(value);
}
/**
* @param {{expires?:Date|string|number,path?:string,domain?:string,secure?:boolean}} opts
* @private
*/
static prepareOpts(opts = {}) {
opts = Object.assign({}, opts);
let {expires} = opts;
if (typeof expires == 'number' && expires) {
const date = new Date();
date.setTime(date.getTime() + expires * 1000);
expires = opts.expires = date;
}
if (expires && expires.toUTCString)
opts.expires = expires.toUTCString();
return opts;
}
}
let mainURL = getMainURL().toLowerCase().replace('www.', '').replace('.com.br', '.com'); // i am a brazilian guy
let cookies = $.cookie();
for(key in cookies){
// default remove
$.removeCookie(key, {
path:'/'
});
// remove without www
$.removeCookie(key, {
domain: mainURL,
path: '/'
});
// remove with www
$.removeCookie(key, {
domain: 'www.' + mainURL,
path: '/'
});
};
// get-main-url.js v1
function getMainURL(url = window.location.href){
url = url.replace(/.+?\/\//, ''); // remove protocol
url = url.replace(/(\#|\?|\/)(.+)?/, ''); // remove parameters and paths
// remove subdomain
if( url.split('.').length === 3 ){
url = url.split('.');
url.shift();
url = url.join('.');
};
return url;
};
document.cookie.split(";").forEach(function(c) {
document.cookie = c.replace(/^ +/, "").replace(/=.*/, "=;expires=" + new Date().toUTCString() + ";path=/");
});
//clearing local storage
localStorage.clear();