The HTMLHyperlinkElementUtils.host property is a USVString containing the host, that is the hostname, and then, if the port of the URL is nonempty, a ':', and the port of the URL.
string = object.host; object.host = string;
var anchor = document.createElement("a");
anchor.href = "https://developer.mozilla.org/en-US/HTMLHyperlinkElementUtils.host"
anchor.host == "developer.mozilla.org"
anchor.href = "https://developer.mozilla.org:443/en-US/HTMLHyperlinkElementUtils.host"
anchor.host == "developer.mozilla.org"
// The port number is not included because 443 is the scheme's default port
anchor.href = "https://developer.mozilla.org:4097/en-US/HTMLHyperlinkElementUtils.host"
anchor.host == "developer.mozilla.org:4097"
| Specification | Status | Comment |
|---|---|---|
| HTML Living Standard The definition of 'HTMLHyperlinkElementUtils.host' in that specification. | Living Standard | Initial definition |
| Feature | Chrome | Edge | Firefox (Gecko) | Internet Explorer | Opera | Safari |
|---|---|---|---|---|---|---|
| Basic support[1] | (Yes) [2] | (Yes) | 22 (22) [4] | No support[3] | No support | No support |
| Feature | Android Webview | Chrome for Android | Edge | Firefox Mobile (Gecko) | IE Mobile | Opera Mobile | Safari Mobile |
|---|---|---|---|---|---|---|---|
| Basic support[1] | (Yes) [1] | (Yes) [1] | (Yes) | 22.0 (22) [4] | No support | No support | No support |
[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.
[2] Starting in Chrome 52, this property was moved to URL
[3] In Internet Explorer 9, the host of an <a> always includes the port (e.g. developer.mozilla.org:443), even if there is no explicit port in the href attribute value.
[4] From Gecko 22 to Gecko 44, this property was on the URLUtils mixin. It has been moves either on the HTMLHyperlinkElementUtils mixin, or directly on the interface.
HTMLHyperlinkElementUtils interface it belongs to.
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Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/HTMLHyperlinkElementUtils/host