Initialize empty array
initialize-empty-array.aspx
<%@ Page Language="C#" AutoEventWireup="true"%>
<!DOCTYPE html>
<script runat="server">
protected void Button1_Click(object sender, System.EventArgs e)
{
string[] colors = new string[0];
//another way to initialize empty array
//string[] colors = new string[]{};
Label1.Text = "colors array.........<br />";
foreach (string s in colors)
{
Label1.Text += s + "<br />";
}
Label1.Text += "<br /> colors array length: " + colors.Length.ToString();
Array.Resize(ref colors,1);
colors[0] = "red";
Label1.Text += "<br /><br />after add one element colors array.........<br />";
foreach (string s in colors)
{
Label1.Text += s + "<br />";
}
Label1.Text += "<br /> now colors array length: " + colors.Length.ToString();
}
</script>
<html xmlns="http://www.w3.org/1999/xhtml">
<head id="Head1" runat="server">
<title>c# example - initialize empty array</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<h2 style="color:DarkBlue; font-style:italic;">
c# example - initialize empty array
</h2>
<hr width="550" align="left" color="LightBlue" />
<asp:Label
ID="Label1"
runat="server"
Font-Size="Large"
>
</asp:Label>
<br /><br />
<asp:Button
ID="Button1"
runat="server"
Text="initialize empty array"
OnClick="Button1_Click"
Height="40"
Font-Bold="true"
/>
</div>
</form>
</body>
</html>

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