<XmlElementAttribute(True)>
Public Property opportunityId As String

Dim instance As LeadConvertResult
Dim value As String
 
instance.opportunityId = value
 
value = instance.opportunityId

[XmlElementAttribute(true)]
public string opportunityId {get; set;}

[XmlElementAttribute(true)]
public: __property string* get_opportunityId();
public: __property void set_opportunityId( 
   string* value
);

[XmlElementAttribute(true)]
public:
property String^ opportunityId {
   String^ get();
   void set (    String^ value);
}