=  Save file

        SAVe    [file-name] [/M{P|U|M}] [-x | -nx]

          file-name : wild card avail to rename.
          /M :Save with the specified EndOfLine char.
               P:0d0a(PC file)
               U:0a  (Unix file)
               M:0d  (Mac file)
          -x   :save excluded lines only
          -nx  :save not excluded lines only

            -Without terminating edit screen,write all line to the file.
            -Use file-name operand when it cannnot be saved because disk
             full etc.Once saved to another dir,then end edit screen
             by CANcel.Copy back to original file after disk clean up.
            -It may be optionaly required confirmation when existing
             filename is specified.
             (CREate/REPlace need line range specification by Line
              commnad c(Copy) or m(Move),but SAVe write whole lines of the file)
            -In BROWSE mode filename operand required.
            -all lines are processed,in the other hand CRE/REP process
             specified range.