Class

examples/react/start-basic-cloudflare/worker-configuration.d.ts:1285–1285

 * [MDN Reference](https://developer.mozilla.org/docs/Web/API/ErrorEvent)
 */
declare class ErrorEvent extends Event {
    constructor(type: string, init?: ErrorEventErrorEventInit);
    /**
     * The **`filename`** read-only property of the ErrorEvent interface returns a string containing the name of the script file in which the error occurred.