how to give default value in a webmethod in web service using asp.net with c#

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Hi,
Iam Using asp.net3.5 with c#

in my web service i want to give the default value for "onDeliveryAmount" , how to give can you help me please

below is my webmethod

C#

[WebMethod(Description = "Creates A new entry in a DataBase")]



   public string  NewItem(string AdreseeEmail, string senderEmail, string phoneNum, string boxMachineName,  decimal onDeliveryAmount)
   {
       SqlConnection MyConnection = new SqlConnection(StrConnection);
       SqlCommand MyCommand = new SqlCommand("ProCreateDelivery", MyConnection);

       MyCommand.CommandType = CommandType.StoredProcedure;
       MyCommand.Parameters.AddWithValue("@adreseeEmail",AdreseeEmail);
       MyCommand.Parameters.AddWithValue("@senderEmail",senderEmail);
       MyCommand.Parameters.AddWithValue("@phoneNum",phoneNum);
       MyCommand.Parameters.AddWithValue("@boxMachineName",boxMachineName);
       MyCommand.Parameters.AddWithValue("@onDeliveryAmount",onDeliveryAmount);
      try
      {
           MyConnection.Open();

           if (MyCommand.ExecuteNonQuery() != 0)

           {
               strResult = "Created Successfully ..!";
           }
           strResult = " Created Successfully ..!";

       }
      catch(Exception ex)
       {

           strResult = ex.ToString();

      }
       MyConnection.Close();
       return strResult;
   }

Posted 26-Mar-12 1:29am

developerit

Updated 3-Jul-17 23:36pm

Not Active

v2

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Comments

[no name] 26-Mar-12 7:44am

Format code snippets

Sushil Mate 26-Mar-12 7:48am

Default value for what reason? could you explain more, what exactly you want to give default value to onDeliveryAmount.

developerit 26-Mar-12 8:22am

default value zero i want to give because if user doent gives value then webservice gives me error

2 solutions

Solution 1

WebMethod doesn't support default parameters. You could overload the method or if a value is out of range, say 0, check for that and supply the default value within the method.

Posted 26-Mar-12 1:49am

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Sushil Mate · Accepted Answer · 2012-03-26T02:38:00

C#

[WebMethod(Description = "Creates A new entry in a DataBase")]
     public string  NewItem(string AdreseeEmail, string senderEmail, string phoneNum, string boxMachineName,  decimal onDeliveryAmount)
    {    
        SqlConnection MyConnection = new SqlConnection(StrConnection);
        SqlCommand MyCommand = new SqlCommand("ProCreateDelivery", MyConnection);
 
        MyCommand.CommandType = CommandType.StoredProcedure;
        MyCommand.Parameters.AddWithValue("@adreseeEmail",AdreseeEmail);
        MyCommand.Parameters.AddWithValue("@senderEmail",senderEmail);
        MyCommand.Parameters.AddWithValue("@phoneNum",phoneNum);
        MyCommand.Parameters.AddWithValue("@boxMachineName",boxMachineName);
         if (onDeliveryAmount == null)
            {
                MyCommand.Parameters.AddWithValue("@onDeliveryAmount", 0);
            }
            else
            {
                MyCommand.Parameters.AddWithValue("@onDeliveryAmount", onDeliveryAmount);
            }
       try
       {
            MyConnection.Open();
 
            if (MyCommand.ExecuteNonQuery() != 0)
 
            {
                strResult = "Created Successfully ..!";
            }
            strResult = " Created Successfully ..!";
        
        }
       catch(Exception ex)
        {
 
            strResult = ex.ToString();
       
       }
        MyConnection.Close();
        return strResult;    
    }