设置指定key的缓存数据 <br>key在白名单中 <br>value != null <br>没有超过缓存数量限制 <br>缓存开关已打开 <br>设置默认的过期时间 或则 根据配置 设置过期时间 @param key @param value @return

@mbg.generated

* Gets the number of symbols in `string`. * * @private * @param {string} string The string to inspect. * @returns {number} Returns the str

* The base implementation of methods like `_.difference` without support * for excluding multiple arrays or iteratee shorthands. * * @p

* The base implementation of `_.indexOf` without `fromIndex` bounds checks. * * @private * @param {Array} array The array to inspect. * @p

* Creates a function that produces an instance of `Ctor` regardless of * whether it was invoked as part of a `new` expression or by `call` or `ap

注意： 使用场景仅仅是判断值是否存在，不需要获取值，如果需要获取值，直接使用get方法 @param key @return

@mbg.generated

@mbg.generated

* Given the popper offsets, generate an output similar to getBoundingClientRect * @function * @ignore * @argument {Object} popperOffset

* Given the popper offsets, generate an output similar to getBoundingClientRect * @function * @ignore * @argument {Object} popperOffset

@mbg.generated

@mbg.generated

@mbg.generated

* Checks if `value` is likely a prototype object. * * @private * @param {*} value The value to check. * @returns {boolean} Returns