swift 判断 密码 包含字母和数字 最多只有6-16位数
2017-01-24 本文已影响169人
一如初见丿
func isPassWord(string: String) {
let allRegex:NSPredicate = NSPredicate(format: "SELF MATCHES %@", "^[\\x21-\\x7E]{6,16}$")
let numberRegex:NSPredicate = NSPredicate(format: "SELF MATCHES %@", "^.*[0-9]+.*$")
let letterRegex:NSPredicate = NSPredicate(format: "SELF MATCHES %@", "^.*[A-Za-z]+.*$")
if numberRegex.evaluate(with: string) && letterRegex.evaluate(with: string){
print(stri)
if allRegex.evaluate(with: string){
print(stri)
}
}
}
isPassWord(string: "isIS112")
