open editable html - option one
data:text/html,<html contenteditable>
- option two by clicking on right button to open another tab
Cookie
Cookies are designed to be a realible mechanism for websites to remember stateful information (such as items added in the shopping cart in an online store) or to record the user’s browsing activity (including clicking particular buttons, logging in, or recording which pages were visited in the past).
The server can then use these cookies to identify the user, remember their preferences, track their session, etc.