Imports System
Imports System.Collections.Generic
Public Class Program
Public Shared Sub Main()
Dim list = New List(Of String) From {
"c++",
"c#",
Nothing,
"c",
Nothing,
"java",
"vb.net",
Nothing
}
Console.WriteLine(String.Join(","c, list))
list.RemoveAll(Function(item) item Is Nothing)
Console.WriteLine(String.Join(","c, list))
End Sub
End Class
' run:
'
' c++,c#,,c,,java,vb.net,
' c++,c#,c,java,vb.net
'