mcs/btests/OptionalArgu_ByValueE.vb

   1 '=============================================================================================
   2 'Name:Manish Kumar Sinha
   3 'Email Address: manishkumarsinha@sify.com
   4 'Test Case Name: Argument passing by Optional Keyword:
   5 'O.P-1.0.0: An Optional parameter must specify a constant expression to be used a replacement
   6 '               value if no argument is specified.When you omit one or more optional arguments in
   7 '                the argument list, you use successive commas to mark their positions.
   8 '               The following example call supplies the first and fourth arguments but not the
   9 '                second or third:
  10 '=============================================================================================
  11
  12 Imports System
  13 Module OP1_0_0
  14         Sub F(ByVal telephoneNo as Long, Optional ByVal code as Integer = 080,Optional ByVal code1  As Integer = 091, Optional ByRef name As String="Sinha")
  15                 if (code <> 080 and code1 <> 091 and name="Sinha")
  16                         Throw New System.Exception("#A1, Unexcepted behaviour in string of OP1_0_0")
  17                 end if
  18         End Sub
  19
  20    Sub Main()
  21       Dim telephoneNo As Long = 9886066432
  22         Dim name As String ="Manish"
  23       F(telephoneNo,,,name)
  24    End Sub
  25
  26 End Module