file(file: File): void {

    UploadFS.selectFiles(function(file){

        var today = new Date();
        var dd = today.getTime();
        let photo = {
            name: file.name + dd,
            size: file.size,
            type: file.type
        };
        let worker = new UploadFS.Uploader({
            store: ImagesStore,
            data: file,
            file: photo,
            onComplete(file) {
                console.log(file.name + ' has been uploaded');
                this.check = file.name;

            }
        });
        worker.start();
        this.check = photo.name;
        console.log(photo.name); //here the name of file is visible

    });

    console.log("check outside33 ",this.check); // here not: output: undefinded
    //this.onFile.emit(this.check);

}