Usare la classe ArrayList per creare Array dinamici
<%@ Page Language="vb" %>
<HTML>
<head>
<script runat="server">
Private Sub Page_Load(ByVal sender As System.Object, ByVal e As System.EventArgs)
Dim Values As New ArrayList
Values.Add("Uno")
Values.Add("Due")
Values.Add("Tre")
Values.Add("Quattro")
Dim Names As String()
Names = Values.ToArray(Type.GetType("System.String"))
For Each val As String In Names
Response.Write(val & "<br>")
Next
End Sub
</script>
</head>
<body>
<form id="Form1" method="post" runat="server">
</form>
</body>
</HTML>