CookieStore.delete()
Secure context: This feature is available only in secure contexts (HTTPS), in some or all supporting browsers.
The delete() method of the CookieStore interface deletes a cookie with the given name or options object. (See below.) The delete() method expires the cookie by changing the date to one in the past.
Syntax
var promise = cookieStore.delete(name); var promise = cookieStore.delete(options);
Parameters
This method requires one of the following:
name-  
A
USVStringwith the name of a cookie. - options
 -  
An object containing:
 
Note: The url option enables the modification of a cookie scoped under a particular URL. Service workers can obtain cookies that would be sent to any URL under their scope. From a document you may only obtain the cookies at the current URL, so the only valid URL in a document context is the document's URL.
Return value
A Promise that resolves with Undefined when deletion completes.
Exceptions
TypeError-  
Thrown if deleting the cookie represented by the given
nameoroptionsfails. 
Examples
In this example a cookie is deleted by passing the name to the delete() method.
let result = cookieStore.delete('cookie1'); console.log(result);
Specifications
| Specification | 
|---|
| Cookie Store API  # dom-cookiestore-delete  | 
Browser compatibility
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
delete | 
87  | 
87  | 
No  | 
No  | 
73  | 
No  | 
87  | 
87  | 
No  | 
62  | 
No  | 
14.0  | 
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    https://developer.mozilla.org/en-US/docs/Web/API/CookieStore/delete