NpgsqlParameterCollection.Contains Method (String)
      
      [This is preliminary documentation and subject to change.]
     
    
       Gets a value indicating whether a NpgsqlParameter with the specified parameter name exists in the collection. 
      
        [Visual Basic]
        NotOverridable Overloads Public Function Contains( _
   ByVal 
parameterName As 
String _
) As 
Boolean Implements _
   IDataParameterCollection.Contains
 
      
      Parameters
      
        - 
          parameterName
        
- The name of the NpgsqlParameter object to find.
Return Value
      
        true if the collection contains the parameter; otherwise, false.
      Implements
      
        IDataParameterCollection.Contains
      
      See Also
      
        NpgsqlParameterCollection Class | Npgsql Namespace | NpgsqlParameterCollection.Contains Overload List