itunes telephone number

The checksum is all made up of numbers Copy Code code as follows: function IsDigit (s) { var patrn=/^[0-9]{1,20}$/; if (!patrn.exec (s)) return false return True } Verify Login Name: Can only enter 5-20 letters beginning with a letter, can be with numbers, "_", "." The string Copy Code code as follows: function Isregisterusername (s) { var patrn=/^[a-za-z]{1} ([a-za-z0-9]|[. _]) {4,19}$/; if (!patrn.exec (s)) return false return True }

Format: Area code-Telephone (landline)/fax number-Extension number (0) (2/3-digit-) 7/8-digit (-1 to 8-digit) such as: 021-88888888-8888, 88888888, 88888888-88, 21-88888888, 0556-88888888, etc. Writing a: Writing two:

Determine whether it is a telephone number or not. /*** Determine whether the mobile phone number is correct. * The number segment is allocated as follows: * Mobile: 134, 135, 136, 137, 138, 139, 150, 151 (TD), 158, 159, 187, 188 * China Unicom: 130, 131, 132, 152, 155, 156, 185, 186 * China Telecom: 133, 153, 180, 18

ASP to judge telephone number and email address program Function IsValidEmail (email)Dim names, Name, I, CIsValidEmail = Truenames = Split (email, "@")If UBound (names) IsValidEmail = FalseExit FunctionEnd IfFor each Name in namesIf Len (Name) IsValidEmail = FalseExit FunctionEnd IfFor i = 1 to Len (Name)c = LCase (Mid (Name, I, 1))If InStr ("abcdefghijklmnopqrstuvwxyz_-.", c) IsValidEmail = FalseExit Func