/**
 * It extract at attribute from a variable if it exists in some "level"
 * @param {object | any} variable Variable to extract from
 * @param {(string | number) | (string | number)[] | any} into Can be a name (string) of attribute , or an array of attribute s (string[]) if the attribute  is an object
 * @returns {string} Return value if it match with attribute, otherwise return undefined
 */
declare const safeExtract: (variable: object | any, into: (string | number) | (string | number)[] | any) => any;
export { safeExtract };