IPHONE call. Net webservice when the method parameter is an empty string is, but if the method parameters are normal values ​​on all types of

IPHONE call. Net webservice method

The first is the ability to call normal.
[WebMethod]
public DataSet FindAntennaData (double longitude, double latitude, int decimalprecision, double adjustment)

The second appeared strAntenna empty question.
[WebMethod]
public int UpdateAntennaDataDec (string strAntenna)

Above two methods in. Net local test environment have no problem


Compare these two methods, the first parameter is a value type, the second argument string is a reference type. Was not the reason for it?

Parameter is a string strAntenna call base64String iphone end after encoding. To the after end of the net, and then through Convert.FromBase64String come untied.

There is no analysis can help to understand the reasons Thank
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There is no one to help look ah
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The reply was deleted at the moderator 2011-10-20 16:52:56

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You make a special symbol or logo of your empty string out, like, in the service end untied, special character or string is found, it means the air mass over the content.