/** Method to validate file extension and size @private */
private vaildataFileInfo(fileInfo: File, fileType: string): boolean {
const extension: string = fileInfo.name.substring(fileInfo.name.lastIndexOf('.') + 1);
/** Method to validate file extension and size @private */
private vaildataFileInfo(fileInfo: File, fileType: string): boolean {
const extension: string = fileInfo.name.substring(fileInfo.name.lastIndexOf('.') + 1);