'0 index - 1st item:
Listview1.Items(0).Backcolor = Color.Red
'to get all the selected items to change there backColors:
Dim list As ListView.SelectedIndexCollection = Listview1.SelectedIndices
For Each index As Integer In list
Listview1.Items(index).Backcolor = Color.Red
Next
For index = 0 to Listview1.Items.Count -1
If index = Mod 2 Then
Listview1.Items(index).Backcolor = Color.Red
Listview1.Items(index).Forecolor = Color.Blue
Else
Listview1.Items(index).Backcolor = Color.Blue
Listview1.Items(index).Forecolor = Color.Red
End If
Next
For n As Integer = 0 To ListView.Items.Count - 1
ListView.Items.Item(n).BackColor = Color.Blue
ListView.Items.Item(n).ForeColor = Color.Red
Next
For n As Integer = 0 To ListView.Items.Count - 1 Step 2
ListView.Items.Item(n).BackColor = Color.Red
ListView.Items.Item(n).ForeColor = Color.Blue
Next