CODEWITHSUNDEEP
vb.net
mmr
mmr

Reputation: 516

Index was outside the bounds of the array - VB2008

Why am i keep on getting this error: Index was outside the bounds of the array. Please help. Thank you.

 Dim list As New ListBox
 Dim dirsize As Integer
 Dim a As Integer
 Dim container(0) As String

 Dim counter As System.Collections.ObjectModel.ReadOnlyCollection(Of String)
 counter = My.Computer.FileSystem.GetFiles("C:\myfolder")
 dirsize = counter.Count

 For a = 0 To dirsize

     container(a) = a + 1
     lstItems.Items.Add(container(a))

 Next

Upvotes: 1

Views: 547

Answers (1)

yu_ominae
yu_ominae

Reputation: 2935

Basically container has only 1 element which you dim at the beginning of your sub. You never resize container, so if dirsize is anything else than 0 you will get this error.

You should do something like:

 Dim list As New ListBox
 Dim dirsize As Integer
 Dim a As Integer
 Dim container() As String

 Dim counter As System.Collections.ObjectModel.ReadOnlyCollection(Of String)
 counter = My.Computer.FileSystem.GetFiles("C:\myfolder")
 dirsize = counter.Count

 **ReDIm container(dirsize)**
 For a = 0 To dirsize

     container(a) = a + 1
     lstItems.Items.Add(container(a))

 Next

Upvotes: 1

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