by Doongoor Navindresingh (2 Submissions)
Category: Miscellaneous
Compatability: VB 6.0
Difficulty: Unknown Difficulty
Originally Published: Sat 28th April 2001
Date Added: Mon 8th February 2021
Rating: 
(1 Votes)
This function validates a website's address.
VBcoders
Dim lngIndex As Long
Dim lngCountDot As Long
Dim strCurrentChar As String
ValidateAddress = True
lngCountDot = 0
'If address is not at least www.y.com long
strAddress = LCase(Trim(strAddress))
If Len(strAddress) < 9 Then GoTo Fail_Validation
If Left(strAddress, 4) <> "www." Then GoTo Fail_Validation
Select Case Right(strAddress, 4)
Case ".com", ".org", ".net", ".edu", ".mil", ".gov"
' Yes, it's valid.
Case Else
GoTo Fail_Validation
End Select
For lngIndex = 1 To Len(strAddress)
strCurrentChar = Mid(strAddress, lngIndex, 1)
If strCurrentChar = "." Then lngCountDot = lngCountDot + 1
Select Case Asc(strCurrentChar)
Case 65 To 90, 97 To 122, 48 To 57, 45, 46
'Yes, it's valid
Case Else
GoTo Fail_Validation
End Select
Next lngIndex
If lngCountDot > 2 Then GoTo Fail_Validation
ValidateAddress_Exit:
Exit Function
Fail_Validation:
ValidateAddress = False
GoTo ValidateAddress_Exit
End Function
