* The base implementation of `_.flatten` with support for restricting flattening. * * @private * @param {Array} array The array to flatten. *

* The base implementation of `_.get` without support for default values. * * @private * @param {Object} object The object to query. * @param {

* The base implementation of `_.isEqual` which supports partial comparisons * and tracks traversed objects. * * @private * @param {*} value Th

* The base implementation of `_.rest` which doesn't validate or coerce arguments. * * @private * @param {Function} func The function to apply a

* The base implementation of `_.unary` without support for storing metadata. * * @private * @param {Function} func The function to cap arguments

* 长度值，如果传入 number 则默认使用 px，可传入其他自定义单位的长度值

* 拼接URL * @param {String} obj * @param {Object} obj * @return {String}

* Casts `value` to a path array if it's not one. * * @private * @param {*} value The value to inspect. * @returns {Array} Returns the cast pro

* 验证所有字段的规则，返回验证是否通过 * @param {Object} event 表单数据对象

* 清空当前的存储绘图动作

* Turns an object whose values are different reducer functions, into a single * reducer function. It will call every child reducer, and gather their

* Computes the next entry in the log by applying an action.

mkdir if not exist @param fileName

* Removes a socket from a room. If there are no more sockets in the room, * the room is deleted * @param id The ID of the socket that we're remo

* Disable `setting`.

* Performs a * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if th

* A specialized version of `baseIsEqualDeep` for arrays with support for * partial deep comparisons. * * @private * @param {Array} array The a

* 查找数据 * @param {Function} 回调 * @returns {Promise} Promise实例

* This method is like _.find except that it returns the key of the first element predicate returns truthy for * instead of the element itself

* @param {string} label The encoding label. * @return {?{name:string,labels:Array.<string>}}