JavaScript: Checking, Getting, Setting, Cookies

Xah Lee, 2005-12-30, 2012-04-25

This page shows you how to check if cookies is enabled, and how to get, set, cookies.

Check Cookies is Enabled

Use the property navigator.cookieEnabled to see if cookies are enabled.

Sample code:

function ff() {
    if (navigator.cookieEnabled) {
        alert("yes cookies");
    } else {
        alert("no cookies");
    }
}

document.getElementById("ido2s68").onclick = ff;

The “navigator.cookieEnabled” is supported by all major browsers.

Click Me to see if your browser allow cookies.

Setting and Getting Cookie

To set a cookie, use document.cookie.

document.cookie="c1=3;c2=5";
document.cookie="c3=9";
alert("Your cookie: " + document.cookie);

Click Me to see your cookies.

• https://developer.mozilla.org/en/DOM/document.cookie
• HTTP cookie