I am using Querystring to pass values from one page to other. I am tring to implement encoding and decoding using the Server.UrlDecode and urlEncode.
Query string returns a null value, but I can check the values are been sent in URL.
The two pages are:
QueryString.aspx
protected void Page_Load(object sender, EventArgs e)
{
}
protected void Button1_Click(object sender, EventArgs e)
{
string id = "1";
string name = "aaaa";
string url = string.Format("QueryStringValuesTransfer.aspx?{0}&{1}", Server.UrlEncode(id), Server.UrlEncode(name));
Response.Redirect(url);
}
;;
In another page :
QueryStringValuesTransfer.aspx:
public partial class QueryStringValuesTransfer : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
string id1 = Server.UrlDecode(Request.QueryString["id"]);
string name1 = Server.UrlDecode(Request.QueryString["name"]);
Response.Write(id1 + name1);
}
}
I am get null values in the id1 and name1.
Any help please..
改变这一行:
string url = string.Format("QueryStringValuesTransfer.aspx?id={0}&name={1}", Server.UrlEncode(id), Server.UrlEncode(name));
现在您只需在查询字符串中设置值,您需要为它们分配名称,以便您可以再次获取它们:
string url = string.Format("QueryStringValuesTransfer.aspx?id={0}&name={1}", Server.UrlEncode(id), Server.UrlEncode(name));
That's because your query string should be something like
MyPage.aspx?id=xxx&name=yyy
You are not passing the values, only the names...
string url = string.Format("QueryStringValuesTransfer.aspx?{0}&{1}", Server.UrlEncode(id), Server.UrlEncode(name));
应该:
string url = string.Format("QueryStringValuesTransfer.aspx?id={0}&name={1}", Server.UrlEncode(id), Server.UrlEncode(name));
You aren't specifying a name for the values. You need:
string url = string.Format("QueryStringValuesTransfer.aspx?id={0}&name={1}", Server.UrlEncode(id), Server.UrlEncode(name));
When constructing the URL in the first page you should do this:
string url = string.Format("QueryStringValuesTransfer.aspx?id={0}&name={1}", Server.UrlEncode(id), Server.UrlEncode(name));
The query string consists of key-value pairs, you should provide the keys.
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