VB.NET & HashTable.ContainsKey() - HashTable.ContainsKey() : Determines whether the Hashtable contains a specific key.
ShotDev Focus:
- VB.NET & HashTable.ContainsKey()
Example
AspNetHashtableContainsKey.aspx
<%@ Page Language="VB" %>
<script runat="server">
Sub Page_Load(sender As Object, e As EventArgs)
Dim objHashtable As Hashtable
Dim i As Integer
Dim lsItem As String
objHashtable = New Hashtable
objHashtable.Add("white", "#FFFFFF")
objHashtable.Add("black", "#000000")
objHashtable.Add("red", "#FF0000")
objHashtable.Add("yellow", "#FFFF00")
objHashtable.Add("green", "#00FF00")
IF objHashtable.ContainsKey("red") = True Then
Me.lblText.Text = "[red] is a member"
Else
Me.lblText.Text = "[red] no a member"
End IF
End Sub
</script>
<html>
<head>
<title>ShotDev.Com Tutorial</title>
</head>
<body>
<form id="form1" runat="server">
<asp:Label id="lblText" runat="server"></asp:Label>
<br />
</form>
</body>
</html>
Screenshot
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