export const isoDateTimeRegExp: RegExp;
export default customFormats;
declare function customFormats(t: any): {
    email: (fieldData: any) => any;
    'url-http-https': (fieldData: any) => any;
    'url-git': (fieldData: any) => any;
    'no-leading-trailing-space': (fieldData: any) => any;
    'string-without-space': (fieldData: any) => any;
    timestamp: (fieldData: any) => any;
    'iso-datetime': (fieldData: any) => any;
};