by Dragan Ristic (1 Submission)
Category: String Manipulation
Compatability: VB.NET
Difficulty: Unknown Difficulty
Originally Published: Tue 9th May 2006
Date Added: Mon 8th February 2021
Rating: 
(1 Votes)
Yet Another Random Password Generator
API Declarations
8x CheckBox
2x TextBox
1x Button
VBcoders
Randomize()
Return Int(((Upperbound - Lowerbound) + Lowerbound) * Rnd())
End Function
Private Function GetRandomCharacter(ByVal Number As Boolean, ByVal Lowercase As Boolean, ByVal Uppercase As Boolean, ByVal Other As Boolean)
Dim NumberCharacters As String = "0123456789"
Dim LowercaseCharacters As String = "abcdefghijklmnopqrstuvwxyz"
Dim UppercaseCharacters As String = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
Dim OtherCharacters As String = "`~!@#$%^&*()-_=+[{]}\\|;:'\,<.>/? "
Dim CharacterSet As String = ""
If Number Then
CharacterSet += NumberCharacters
End If
If Lowercase Then
CharacterSet += LowercaseCharacters
End If
If Uppercase Then
CharacterSet += UppercaseCharacters
End If
If Other Then
CharacterSet += OtherCharacters
End If
Return CharacterSet.Chars(GetRandomNumber(0, CharacterSet.Length))
End Function
Private Function GeneratePassword(ByVal Length As Integer, ByVal FirstNumber As Boolean, ByVal FirstLowercase As Boolean, ByVal FirstUppercase As Boolean, ByVal FirstOther As Boolean, ByVal LatterNumber As Boolean, ByVal LatterLowercase As Boolean, ByVal LatterUppercase As Boolean, ByVal LatterOther As Boolean)
Dim Password As String
Dim Index As Integer = 1
Password = GetRandomCharacter(FirstNumber, FirstLowercase, FirstUppercase, FirstOther)
Do Until Index = Length
Password += GetRandomCharacter(LatterNumber, LatterLowercase, LatterUppercase, LatterOther)
Index += 1
Loop
Return Password
End Function
Private Sub ButtonGenerate_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ButtonGenerate.Click
TextBoxPassword.Text = GeneratePassword(TextBoxLength.Text, CheckBoxFirstNumber.Checked, CheckBoxFirstLowercase.Checked, CheckBoxFirstUppercase.Checked, CheckBoxFirstOther.Checked, CheckBoxLatterNumber.Checked, CheckBoxLatterLowercase.Checked, CheckBoxLatterUppercase.Checked, CheckBoxLatterOther.Checked)
End Sub
