proactive 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 }

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

Recently in a new project and the bank has an interface, the transfer needs to provide the bank name and line number, but the cooperative banks do not have the National Bank Bank name and line number data. (Say no, who believe Ah, is not willing to give, I find the province and head office results are the same as said no ... These bureaucrats.So I had to solve this problem by myself. All banks in the countr

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: