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 July 2015.
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 ":"
. If the port is the default for the protocol (80
for ws:
and http:
, 443
for wss:
and https:
, and 21
for ftp:
), this property contains an empty string, ""
.
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
Report problems with this compatibility data on GitHubdesktop | mobile | server | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
protocol |
Legend
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- Full support
- Full support
See also
- The
URL
interface it belongs to.