JavaScript Cookie Tester web application

Set up HTML interface for the cookie tester application, creating inputs for name, value, and expiry, and buttons to set, get, delete, and list cookies with an output area.

Select elements and add event listeners with querySelector and querySelectorAll, loop through button nodes to attach handlers. Read their inner text to determine actions.

Set a default date for the date input by using JavaScript to compute next week, format as year-month-day, and assign it after the dom content loaded.

Select input names and values with JavaScript to build a cookies object by looping inputs and capturing name, value, and expiry date.

Set, get, delete, and list cookies in a JavaScript web app by handling name, value, and expiry, encoding inputs, and using UTC expiry for http(s) environments.

Learn to manage cookies in a JavaScript web app by setting, getting, updating, deleting, and listing cookies with document.cookie, string splitting, trimming, decoding, and expiration controls.

List cookies from the document object using JavaScript, display all cookies as clickable divs, and reveal values or delete cookies by name while updating the output with styled elements.

Review the cookie machine code in the JavaScript cookie tester web application, covering set, get, delete, and list cookies, with event handling and date-based expiry.

Learn to update a DOM output from an input field on focus-out by validating a URL with a regex and rendering a hyperlink.