c# - Best way to iterate over a Dictionary

Best way to iterate over a Dictionary
iterate-over-a-dictionary.aspx

<%@ Page Language="C#" AutoEventWireup="true"%>

<!DOCTYPE html>
<script runat="server">
    protected void Button1_Click(object sender, System.EventArgs e)
    {
        Dictionary<string,int> dic = new Dictionary<string,int>();
        dic.Add("Red",1);
        dic.Add("Green",2);
        dic.Add("Blue", 5);
        dic.Add("Yellow", 20);

        Label1.Text = "";
        foreach(KeyValuePair<string,int> entry in dic)
        {
            Label1.Text += "Key: " + entry.Key + "<br />";
            Label1.Text += "Value: " + entry.Value + "<br /><br />";
        }
    }
</script>

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title>c# example - best way to iterate over a Dictionary</title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
        <h2 style="color:DarkBlue; font-style:italic;">
            c# example - best way to iterate over a Dictionary
        </h2>  
        <hr width="550" align="left" color="LightBlue" />  

        <asp:Label ID="Label1" runat="server">
        </asp:Label>
        <br />
        <asp:Button 
            ID="Button1" 
            runat="server" 
            Text="Iterate Over A Dictionary" 
            OnClick="Button1_Click"
            Height="40"
            Font-Bold="true"
            />
    </div>
    </form>
</body>
</html>
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