URL.protocol
  The protocol property of the URL interface
  is a USVString representing the protocol scheme of the URL, including the
  final ':'.
Note: This feature is available in Web Workers
Value
A USVString.
Examples
const url = new URL('https://developer.mozilla.org/en-US/docs/Web/API/URL/protocol');
console.log(url.protocol); // Logs "https:"
Specifications
| Specification | 
|---|
| URL Standard # dom-url-protocol | 
Browser compatibility
BCD tables only load in the browser
See also
- The URLinterface it belongs to.