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  • how to loop through the Params property for a page and how to display each key/value pair

    <%@ 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">

        private void Page_Load(object sender, EventArgs e)
        {
            // Create a string to contain the paramaters'
            // information.
            string paramInfo = "";

            // Obtain a reference to the Request.Params
            // collection.
            NameValueCollection pColl = Request.Params;

            // Iterate through the collection and add
            // each key to the string variable.
            for(int i = 0; i <= pColl.Count - 1; i++)
            {
                paramInfo += "Key: " + pColl.GetKey(i) + "<br />";

                // Create a string array that contains
                // the values associated with each key.
                string[] pValues = pColl.GetValues(i);

                // Iterate through the array and add
                // each value to the string variable.
                for(int j = 0; j <= pValues.Length - 1; j++)
                {
                    paramInfo += "Value:" + pValues[j] + "<br /><br />";

                }
            }

            // Set a Label's Text property to the values
            // contained in the string variable.
            lblValues.Text = paramInfo;
        }

    </script>
    <html xmlns="http://www.w3.org/1999/xhtml" >
    <head>
        <title>ASP.NET Example</title>
    </head>
    <body>
        <form id="form1" runat="server">
            <asp:Label id="lblValues" runat="server" />
        </form>
    </body>
    </html>

    MSDN:http://msdn.microsoft.com/en-us/library/system.web.httprequest.params.aspx

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  • 原文地址:https://www.cnblogs.com/MichaelZhangX/p/1927076.html
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