import Foundation
1. 聲明方法
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)
case pore(_: String)
var isRight: Bool {
var predicateStr:String!
var currObject:String!
switch self {
case let .email(str):
predicateStr = "^([a-z0-9_\\.-]+)@([\\da-z\\.-]+)\\.([a-z\\.]{2,6})$"
currObject = str
case let .phoneNum(str):
predicateStr = "^1((3[0-9]|4[57]|5[0-35-9]|7[0678]|8[0-9])\\d{8}$)"
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
case let .port(str):
predicateStr = "^([2-9]|[1-9]\\d|[1-9]\\d{2}|[1-9]\\d{3}|[1-5]\\d{4}|6[0-4]\\d{3}|65[0-4]\\d{2}|655[0-2]\\d|6553[0-5])$"
currObject = str
}
let predicate = NSPredicate(format: "SELF MATCHES %@" ,predicateStr)
return predicate.evaluateWithObject(currObject)
}
}
2. 調用方法
（1）郵箱驗證
Validate.email("blog@@csdn.com").isRight //false
（2）URL驗證
Validate.URL("https://www.baidu.com").isRight //true
（3）IP驗證
Validate.IP("114.114.114.114").isRight //true