/**
 * Deeply extracts a value from a nested object structure.
 *
 * @param   {Object|Array} target Structure to get a value from.
 * @param   {string|Array<string|number>} path Property Key, dot-notation path,
 * or array of key names which describes the target value.
 * @param   {any} [defaultValue] The value to return if the path
 * cannot be reached. Defaults to undefined.
 *
 * @returns {any}
 */
export default function get(target: any | any[], path: string | Array<string | number>, defaultValue?: any): any;