The ready
read-only property of the WebTransport
interface returns a promise that resolves when the transport is ready to use.
Note: This feature is available in Web Workers
The ready
read-only property of the WebTransport
interface returns a promise that resolves when the transport is ready to use.
Note: This feature is available in Web Workers
A Promise
that resolves to undefined
.
js
const url = "https://example.com:4999/wt"; async function initTransport(url) { // Initialize transport connection const transport = new WebTransport(url); // The connection can be used once ready fulfills await transport.ready; // ... } // ... async function closeTransport(transport) { // Respond to connection closing try { await transport.closed; console.log(`The HTTP/3 connection to ${url} closed gracefully.`); } catch (error) { console.error(`The HTTP/3 connection to ${url} closed due to ${error}.`); } }
Specification |
---|
WebTransport # dom-webtransport-ready |
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
ready |
97 | 97 | 114 | No | 83 | No | 97 | 97 | 114 | 68 | No | 18.0 |
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https://developer.mozilla.org/en-US/docs/Web/API/WebTransport/ready