c# example - convert string to int

How to convert string to numeric value (number ToInt32) in asp.net
ToInt32.aspx
<%@ Page Language="C#" %>


<!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) {
        string testString = "55";
        int testNumber = Convert.ToInt32(testString);
        int sum = testNumber + 5;
        Label1.Text = "Test String: " + testString;
        Label1.Text += "<br />Test String now converted to number[Int32]: " + testNumber;
        Label1.Text += "<br />Test Number+5[after convert]: " + sum;
    }
</script>

<html xmlns="http://www.w3.org/1999/xhtml">
<head id="Head1" runat="server">
    <title>How to convert string to numeric value (number ToInt32) in asp.net</title>
</head> 
<body>
    <form id="form1" runat="server">
    <div>
        <h2 style="color:Red">asp.net example: ToInt32()</h2>
        <asp:Label 
             ID="Label1" 
             runat="server" 
             Font-Size="Large"
             ForeColor="DodgerBlue"
             Font-Bold="true"
             Font-Italic="true"
             >
        </asp:Label>
        <br /><br />
        <asp:Button 
             ID="Button1" 
             runat="server" 
             OnClick="Button1_Click"
             Font-Bold="true"
             Text="Convert String To Number"
             ForeColor="DarkBlue"
             />   
    </div>
    </form>
</body>
</html>






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