Swift：邮箱网址手机号码等正则判断

importFoundation

enum Validate{

case email(_:String)

case phoneNum(_:String)

case carNum(_:String)

case username(_:String)

case password(_:String)

case nickname(_:String)

case URL(_:String)

case IP(_:String)

varisRight:Bool{

varpredicateStr:String!

varcurrObject:String!

switch self{

case let.email(str):

predicateStr= "^([a-z0-9_\\.-]+)@([\\da-z\\.-]+)\\.([a-z\\.]{2,6})$"

currObject=str

case let.phoneNum(str):

predicateStr= "^((13[0-9])|(15[^4,\\D])|(17[0,0-9])|(18[0,0-9]))\\d{8}$"

currObject=str

case let.carNum(str):

predicateStr= "^[A-Za-z]{1}[A-Za-z_0-9]{5}$"

currObject=str

case let.username(str):

predicateStr= "^[A-Za-z0-9]{6,20}+$"

currObject=str

case let.password(str):

predicateStr= "^[a-zA-Z0-9]{6,20}+$"

currObject=str

case let.nickname(str):

predicateStr= "^[\\u4e00-\\u9fa5]{4,8}$"

currObject=str

case let.URL(str):

predicateStr= "^(https?:\\/\\/)?([\\da-z\\.-]+)\\.([a-z\\.]{2,6})([\\/\\w\\.-]*)*\\/?$"

currObject=str

case let.IP(str):

predicateStr= "^(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$"

currObject=str

}

letpredicate=nspredicate(format: "SELFMATCHES%@" ,predicateStr)

return predicate.evaluateWithObject(currObject)

}

}