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STREAM WRITER IN C#

       A stream writer is used to append or to overwrite a text over another.
     
                                      streamwriter stwriter=new streamwriter(document.txt); 
      It creates  a text named document.
      If such a document already exists it replaces the previous one.

      stwriter.Flush() : It is used to flush or to clear a particular file or data

      stwriter.Close() : It is used to close a particular stream.

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