|  | /** | 
						
						
							|  |  * 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`. | 
						
						
							|  |  * @returns {*} Returns the found element or its key, else `undefined`. | 
						
						
							|  |  */ | 
						
						
							|  | function baseFindKey(collection, predicate, eachFunc) { | 
						
						
							|  |   var result; | 
						
						
							|  |   eachFunc(collection, function(value, key, collection) { | 
						
						
							|  |     if (predicate(value, key, collection)) { | 
						
						
							|  |       result = key; | 
						
						
							|  |       return false; | 
						
						
							|  |     } | 
						
						
							|  |   }); | 
						
						
							|  |   return result; | 
						
						
							|  | } | 
						
						
							|  | 
 | 
						
						
							|  | module.exports = baseFindKey;
 |