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URL: protocol property

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since ⁨September 2016⁩.

Note: This feature is available in Web Workers.

The protocol property of the URL interface is a string containing the protocol or scheme of the URL, including the final ":".

This property can be set to change the protocol of the URL. A ":" is appended to the provided string if not provided. The provided scheme has to be compatible with the rest of the URL to be considered valid.

Value

A string.

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>
# dom-url-protocol>

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Opera Safari Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet WebView Android WebView on iOS
protocol 32 13 22 19 10 32 22 19 10 2.0 4.4.3 10

See also

  • The URL interface it belongs to.

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https://developer.mozilla.org/en-US/docs/Web/API/URL/protocol