The read-only detail
property of the CustomEvent
interface returns any data passed when initializing the event.
The read-only detail
property of the CustomEvent
interface returns any data passed when initializing the event.
Whatever data the event was initialized with.
js
// create custom events const catFound = new CustomEvent("animalfound", { detail: { name: "cat", }, }); const dogFound = new CustomEvent("animalfound", { detail: { name: "dog", }, }); // add an appropriate event listener obj.addEventListener("animalfound", (e) => console.log(e.detail.name)); // dispatch the events obj.dispatchEvent(catFound); obj.dispatchEvent(dogFound); // "cat" and "dog" logged in the console
Specification |
---|
DOM Standard # ref-for-dom-customevent-detail② |
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
detail |
5 | 12 | 6 | 9 | 11.6 | 5 | 3 | 18 | 6 | 12 | 5 | 1.0 |
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https://developer.mozilla.org/en-US/docs/Web/API/CustomEvent/detail