/**
 * The base implementation of methods like `findKey` and `findLastKey`,
 * without support for iteratee shorthands, which iterates over `collection`
 * using `eachFunc`.
 *
 * @private
 * @param {Array|Object} collection The collection to inspect.
 * @param {Function} predicate The function invoked per iteration.
 * @param {Function} eachFunc The function to iterate over `collection`.
 * @ignore
 * @returns {*} Returns the found element or its key, else `undefined`.
 */
declare function baseFindKey(collection: any, predicate: any, eachFunc: any): any;
export default baseFindKey;