declare type method = 'get' | 'post' | 'put' | 'options' | 'delete' | 'patch' | 'connect' | 'trace' | 'head';
declare type sendType = string | object | FormData | undefined | null;
declare type responseTypeNode = 'json' | 'text' | 'binary';
declare class XMLHttpRequest {
    constructor();
    private req;
    private res;
    private url;
    private method;
    readonly DONE = 4;
    readonly HEADERS_RECEIVED = 2;
    readonly LOADING = 3;
    readonly OPENED = 1;
    readonly UNSENT = 0;
    headers: {
        'Cache-Control': string;
        Accept: string;
        "user-agent": string;
    };
    timeout: number;
    response: any;
    responseText: any;
    responseType: responseTypeNode;
    statusText: any;
    status: number;
    privateReadyState: any;
    onabort: any;
    onerror: any;
    ontimeout: any;
    onreadystatechange: any;
    get readyState(): any;
    set readyState(val: any);
    open(method: method, url: string): void;
    send(data: sendType): void;
    private processResponse;
    private processRequest;
    abort(): void;
    getResponseHeader(header: string): string;
    getAllResponseHeaders(): string;
    setRequestHeader(header: string, value: string): void;
    overrideMimeType(): void;
}
export default XMLHttpRequest;