This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The URLUtilsReadOnly.protocol read-only property returns a DOMString containing the protocol scheme of the URL, including the final ':'.
string = object.protocol;
// In a Web worker, on the page https://developer.mozilla.org/en-US/URLUtilsReadOnly.href var result = window.self.protocol; // Returns:'https:'
| Specification | Status | Comment |
|---|---|---|
| URL The definition of 'URLUtilsReadOnly.protocol' in that specification. | Living Standard | Initial definition. |
| Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari |
|---|---|---|---|---|---|
| Basic support | No support [1] | 3.5 (1.9.1) | No support [1] | No support [1] | No support [1] |
| Feature | Android | Chrome for Android | Firefox Mobile (Gecko) | IE Mobile | Opera Mobile | Safari Mobile |
|---|---|---|---|---|---|---|
| Basic support | No support [1] | No support [1] | 1.0 (1.9.1) | No support [1] | No support [1] | No support [1] |
[1] Though not grouped in a single abstract interface, this method is directly available on the interfaces that implement it, if this interface is supported.
URLUtilsReadOnly interface it belongs to.
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https://developer.mozilla.org/en-US/docs/Web/API/URLUtilsReadOnly/protocol