The isTrusted read-only property of the Event interface is a boolean that is true when the event was generated by a user action, and false when the event was created or modified by a script or dispatched via dispatchEvent.
Syntax
var bool = event.isTrusted;
Example
if (e.isTrusted) {
/* The event is trusted. */
} else {
/* The event is not trusted. */
}
Specification
| Specification | Status | Comment |
|---|---|---|
| DOM The definition of 'Event.isTrusted' in that specification. |
Living Standard | |
| Document Object Model (DOM) Level 3 Events Specification The definition of 'Trusted events' in that specification. |
Obsolete | Adds requirements regarding trusted and untrusted events, though it does not itself define the isTrusted property. |
Browser compatibility
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
| Feature | Chrome | Edge | Firefox | Internet Explorer | Opera | Safari |
|---|---|---|---|---|---|---|
| Basic support | 461 | Yes | Yes | No2 | 331 | No |
| Feature | Android webview | Chrome for Android | Edge mobile | Firefox for Android | Opera Android | iOS Safari | Samsung Internet |
|---|---|---|---|---|---|---|---|
| Basic support | 461 | 461 | Yes | Yes | 331 | No | ? |
1. Starting with Chrome 53 and Opera 40, untrusted events do not invoke the default action.
2. In Internet Explorer, all events are trusted except those that are created with the createEvent() method.