@microsoft/microsoft-graph-client/lib/src/tasks/FileUploadTask/Interfaces/IUploadEventHandlers.d.ts

Microsoft Graph Client Library

import { Range } from "../Range";
/**
 * Interface enabling progress handling with callbacks.
 */
export interface UploadEventHandlers {
    /**
     * Parameters that are passed into the progress, completed, failure callback options.
     */
    extraCallbackParam?: unknown;
    /**
     * Callback function called on each slice upload during the LargeFileUploadTask.upload() process
     */
    progress?: (range?: Range, extraCallbackParam?: unknown) => void;
}