1.邮箱

export const isEmail = (e) => {
return /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+((.[a-zA-Z0-9_-]{2,3}){1,2})$/.test(e)
}


2.手机号码

export const isMobile = (e) => {
return /^1[0-9]{10}$/.test(e)
}


3.电话号码

export const isPhone = (e) =>{
return /^([0-9]{3,4}-)?[0-9]{7,8}$/.test(e)
}


4.是否url地址

export const isURL = (e) => {
return /^http[s]?:\/\/.*/.test(e)
}


5.是否字符串

export const isNumber = (e) =>{
return Object.prototype.toString.call(e).slice(8,-1) === 'String'
}


6.是否数字

export const isNumber = (e) =>{
return Object.prototype.toString.call(e).slice(8,-1) ==='Number'
}


7.是否boolean

export const isBoolean = (e) =>{
return Object.prototype.toString.call(e).slice(8,-1) ==='Boolean'
}


8.是否函数

export const isFunction = (e) =>{
return Object.prototype.toString.call(e).slice(8,-1) === 'Function'
}


9.是否为null

export const isNull = (e) =>{
return Object.prototype.toString.call(e).slice(8,-1)==='Null'
}


10.是否undefined

export const isUndefined = (e) =>{
return Object.prototype.toString.call(e).slice(8,-1)==='Undefined'
} 


11.是否对象

export const isObject = (e) =>{
return Object.prototype.toString.call(e).slice(8,-1) === 'Object'
}


12.是否数组

export const isArray = (e) =>{
return Object.prototype.toString.call(e).slice(8,-1)==='Array'
} 


13.是否时间

export const isDate = (e) =>{
return Object.prototype.toString.call(e).slice(8,-1)==='Date'
} 


14.是否正则

export const isRegExp = (e) =>{
return Object.prototype.toString.call(e).slice(8,-1)==='RegExp'
}


15.是否错误对象

export const isError = (e) =>{
return Object.prototype.toString.call(e).slice(8,-1)==='Error'
}


16.是否Symbol函数

export const isSymbol = (e) =>{
return Object.prototype.toString.call(e).slice(8,-1)==='Symbol'
}


17.是否Promise对象

export const isPromise = (e) =>{
return Object.prototype.toString.call(e).slice(8,-1)==='Promise'
}


18.是否Set对象

export const isSet = (e) =>{
return Object.prototype.toString.call(e).slice(8,-1) ==='Set'
}
export const us = navigator.userAgent.toLowerCase();


19.是否是微信浏览器

export const isWeiXin = () =>{
return ua.match(/microMessenger/i) == 'micromessenger'
}


20.是否是移动端

export const isDeviceMobile =()=>{
return /android|webos|iphone|ipod|balckberry/i.test(ua)
}

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