ParameterCollection.RemoveAt (Método)

public void RemoveAt (
	int index
)

public void RemoveAt (
	int index
)

public function RemoveAt (
	index : int
)

No aplicable.

<%@page Language="C#" %>
<SCRIPT runat="server">
private void Page_Load(object sender, EventArgs e) {

    SqlDataSource aSqlDataSource = new SqlDataSource();

    // Security Note: The SqlDataSource uses a QueryStringParameter,
    // Security Note: which does not perform validation of input from the client.

    QueryStringParameter qs1 =
        new QueryStringParameter("QueryStringParam1","requestfield1");

    aSqlDataSource.SelectParameters.Add(qs1);

    QueryStringParameter qs3 =
        new QueryStringParameter("QueryStringParam2","requestfield2");

    aSqlDataSource.SelectParameters.Add(qs3);

    // Insert another QueryStringParameter with the same name as the previous parameter.
    aSqlDataSource.SelectParameters.Add( new QueryStringParameter("QueryStringParameter2","requestfield3") );

    // There are two parameters named QueryStringParam3. Use the
    // RemoveAt method to remove the last element from the collection.
    aSqlDataSource.SelectParameters.RemoveAt( (aSqlDataSource.SelectParameters.Count - 1) );

    // Iterate through the ParameterCollection and print out the
    // names of the Parameters contained by it.
    foreach (Parameter aParameter in aSqlDataSource.SelectParameters) {
        Response.Write(aParameter.Name + "<BR>");
        QueryStringParameter qsptemp = (QueryStringParameter) aParameter;
        Response.Write("QueryStringField is " + qsptemp.QueryStringField + "<BR>");
    }
}
</SCRIPT>

<%@page Language="VJ#" %>
<SCRIPT runat="server">
private void Page_Load(Object sender, System.EventArgs e)
{
    SqlDataSource aSqlDataSource = new SqlDataSource();
    
    QueryStringParameter qs1 = 
        new QueryStringParameter("QueryStringParam1","requestfield1");

    aSqlDataSource.get_SelectParameters().Add(qs1);
        
    QueryStringParameter qs3 = 
        new QueryStringParameter("QueryStringParam2","requestfield2");
        
    aSqlDataSource.get_SelectParameters().Add(qs3);
    
    // Insert another QueryStringParameter with the same name as the previous
    // parameter.
    aSqlDataSource.get_SelectParameters().Add( new QueryStringParameter(
        "QueryStringParameter2","requestfield3") );    
           
    // There are two parameters named QueryStringParam3. Use the 
    // RemoveAt method to remove the last element from the collection.  
    aSqlDataSource.get_SelectParameters().RemoveAt( 
        (aSqlDataSource.get_SelectParameters().get_Count() - 1) );
        
    // Iterate through the ParameterCollection and print out the 
    // names of the Parameters contained by it.
    for(int iCtr =0; iCtr < aSqlDataSource.get_SelectParameters().
        get_Count(); iCtr++) {
            Parameter aParameter = aSqlDataSource.get_SelectParameters().
                get_Item(iCtr);
            get_Response().Write(aParameter.get_Name() + "<BR>");
            QueryStringParameter qsptemp = (QueryStringParameter) aParameter;
                get_Response().Write("QueryStringField is " 
                + qsptemp.get_QueryStringField() + "<BR>");

    }
} //Page_Load
</SCRIPT>