/**
 * Get extension from Data URL.
 * @param {string} value Data URL.
 * @return {string|null} Extension. For example, jpeg, svg.
 * @example
 * ```js
 * import {utils} from 'metronic-extension';
 *
 * utils.dataURL2Ext('data:text/html,Hello%2C%20World!');// -> html
 * utils.dataURL2Ext('data:image/jpeg;base64,/9j/4AAQS');// -> jpeg
 * utils.dataURL2Ext('data:image/png;base64,iVBORw0KGg');// -> png
 * utils.dataURL2Ext('data:image/svg+xml;base64,PHN2Zy');// -> svg
 * utils.dataURL2Ext('data:application/pdf;base64,JVBE');// -> pdf
 * ```
 */
declare const _default: (value: string) => string | null;
export default _default;