How do I delete cookies in JavaScript?

How do I delete cookies in JavaScript?

You can delete cookies in JavaScript by setting the cookie's expiration date to a past date. Here's an example: document.cookie = 'cookieName=; expires=Thu, 01 Jan 1970 00:00:00 UTC; path=/;'.

What if I want to delete all cookies?

To delete all cookies, you can loop through all cookies and delete them one by one. Here's a sample code snippet:

function deleteAllCookies() {
    const cookies = document.cookie.split(';');
    for (let cookie of cookies) {
        const cookieName = cookie.split('=')[0];
        document.cookie = `${cookieName}=; expires=Thu, 01 Jan 1970 00:00:00 UTC; path=/;`;
    }
}

Are there any limitations to deleting cookies?

Yes, you can only delete cookies that are accessible to your domain and path. HttpOnly cookies cannot be deleted via JavaScript.

Can I delete cookies from a specific path?

Yes, you can delete cookies from a specific path by specifying the path in the cookie deletion command. For example:

document.cookie = 'cookieName=; expires=Thu, 01 Jan 1970 00:00:00 UTC; path=/specificPath;';