Utils

一些自用的工具方法

- Validate 类
- isUndefined
- isNull
- isNaN
- isArray
- isString
- isNumber
- isFunction
- isObject
- isMap
- isSet
- isDate
- isFile
- isBlob
- isPlainObject
- isEmpty
- isIdCard
- isTelNumber
- isUrl
- isColor
- isEmail
- isInBrowser
- isInNode
- isEqual
- isSameDate
- Object 类
- clone
- getKeys
- entries
- entries2obj
- get
- set (TODO)
- has
- clear (TODO)
- array2Tree (TODO)
- tree2array (TODO)
- mapTree (TODO)
- searchTree (TODO)
- Function 类
- intervalFn
- mergeObject
- delay (TODO)
- once (TODO)
- Browser 类
- getClientWidth
- getClientHeight
- getUrlParams
- setObjToUrlParams
- scrollTo
- scrollToTop
- scrollToBottom
- String 类
- camelCase2Delimiter
- delimiter2CamelCase
- Array 类
- mapArray
- searchIndexForKey