c# - Filestream is not changing offsets value -


i want describe here problem. first of have got file stream linked offset, , byte array replace. more specific provide code here.

private void button1_click(object sender, eventargs e) {     try     {          using (filestream stream = file.open(filenamegame, filemode.open, fileaccess.readwrite))         {             stream.position = 0x6f360c;             byte[] data = system.text.encoding.utf8.getbytes(textbox1.text);             stream.write(data, 0, data.length);         }      }      catch (exception ex)     {         messagebox.show(ex.tostring());     } }

however not change value of offset 0x6f360c...


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