c# - How to convert a list to an array

Generic List ToArray() Method
.Net framework generic list ToArray() method allow us to copy the elements of the List<T> to a new array. the List class ToArray() method exists in System.Collections.Generic namespace. this method has no required or optional parameter.

the ToArray() method return value type is T[] that represents an array containing copies of the elements of the generic List<T>. the ToArray() method copies list elements using Array.Copy.

the following asp.net c# example code demonstrate us how can we copy the list elements to a new array programmatically at run time in an asp.net application.
GenericListToArrayMethod.aspx 

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

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">
    protected void Button1_Click(object sender, System.EventArgs e)
    {
        List<string> colors = new List<string>() {"Navy","OldLace","PaleGreen"};
        colors.Add("PaleVioletRed");
        colors.Add("PeachPuff");

        Label1.Text = "List Elements....<br />";
        foreach (string color in colors)
        {
            Label1.Text += "<br />" + color;
        }

        string[] colorArray = colors.ToArray();

        Label1.Text += "<br /><br />After Call ToArray() Method Array Elements are.....<br />";

        for (int i = 0; i < colorArray.Length; i++ )
        {
            Label1.Text += "<br />" + colorArray[i];
        }
    }
</script>

<html xmlns="http://www.w3.org/1999/xhtml">
<head id="Head1" runat="server">
    <title>Generic List ToArray() - How to copy the elements of the List to a new array</title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
        <h2 style="color:SlateBlue; font-style:italic;">
            System.Collections.Generic.List ToArray() Method
            <br /> How to copy the elements of the List to a new array
        </h2>
        <hr width="550" align="left" color="Purple" />
        <asp:Label
             ID="Label1"
             runat="server"
             ForeColor="OliveDrab"
             Font-Size="Large"
             Font-Names="Courier New"
             >
        </asp:Label>
        <br /><br />
        <asp:Button 
            ID="Button1"
            runat="server"
            OnClick="Button1_Click"
            Text="Test Generic List ToArray() Method"
            Height="45"
            Font-Bold="true"
            ForeColor="DodgerBlue"
            />
    </div>
    </form>
</body>
</html>
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