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(DataFlex) Generating Random ASCII Strings

Demonstrates how to generate random us-ascii strings.

Chilkat ActiveX Downloads

ActiveX for 32-bit and 64-bit Windows

Use ChilkatAx-9.5.0-win32.pkg

Procedure Test
    Handle hoChilkatGlob
    Boolean iSuccess
    Handle hoFortuna
    Boolean iBDigits
    Boolean iBLowercase
    Boolean iBUppercase
    Integer i
    String sTemp1

    //  All Chilkat classes can be unlocked at once at the beginning of a program
    //  by calling UnlockBundle.  It requires a Bundle unlock code.
    Get Create (RefClass(cComChilkatGlobal)) To hoChilkatGlob
    If (Not(IsComObjectCreated(hoChilkatGlob))) Begin
        Send CreateComObject of hoChilkatGlob
    End
    Get ComUnlockBundle Of hoChilkatGlob "Anything for 30-day trial." To iSuccess
    If (iSuccess <> True) Begin
        Get ComLastErrorText Of hoChilkatGlob To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    Get Create (RefClass(cComChilkatPrng)) To hoFortuna
    If (Not(IsComObjectCreated(hoFortuna))) Begin
        Send CreateComObject of hoFortuna
    End

    //  Generate random strings having only lowercase chars (a-z)
    //  Disallow digits and uppercase and only allow lowercase
    Move False To iBDigits
    Move False To iBUppercase
    Move True To iBLowercase

    Showln "-- only lowercase alpha (a-z)"
    For i From 1 To 10
        //  Generate 20-character strings.
        Get ComRandomString Of hoFortuna 20 iBDigits iBLowercase iBUppercase To sTemp1
        Showln sTemp1
    Loop

    //  Allow both lowercase and uppercase alpha chars
    Move True To iBUppercase
    Showln "-- lower and uppercase alpha (a-zA-Z)"
    For i From 1 To 10
        //  Generate 20-character strings.
        Get ComRandomString Of hoFortuna 20 iBDigits iBLowercase iBUppercase To sTemp1
        Showln sTemp1
    Loop

    //  Allow digits (0-9)
    Move True To iBDigits
    Showln "-- digits and lower/uppercase alpha (0-9a-zA-Z)"
    For i From 1 To 10
        //  Generate 20-character strings.
        Get ComRandomString Of hoFortuna 20 iBDigits iBLowercase iBUppercase To sTemp1
        Showln sTemp1
    Loop

    //  Allow only digits (0-9)
    Move False To iBUppercase
    Move False To iBLowercase
    Showln "-- only digits (0-9)"
    For i From 1 To 10
        //  Generate 20-character strings.
        Get ComRandomString Of hoFortuna 20 iBDigits iBLowercase iBUppercase To sTemp1
        Showln sTemp1
    Loop



End_Procedure

 

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