[转]js清除所有cookies

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

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; path=/";

    }

if(cookies.length > 0)

{

    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;

    var
domain = location.host.substr(location.host.indexOf(‘.‘));

        document.cookie = name + "=;expires=Thu, 01 Jan 1970 00:00:00 GMT; path=/; domain="
+ domain;

    }

}