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First steps - (demo a)
For more see - Formats in detail + Summary comment + How to use MX COBOL demos.

Display "Hello" with stop 
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      * Greeting - with stop                                    mx_a1.cb
      *
       procedure division.
           stop "Hello world.".
           stop run.
MX COBOL + C compile listings - see here

Display "Hello" without stop 
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      * Greeting - without stop                                 mx_a2.cb
      *
       procedure division.
           display "Hello world.".
           stop run.
executing by means of this cmd-file: 
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@echo off
rem                                                            mx_a2.cmd
rem     Greeting - without stop (starting command file)
mx_a2.exe
echo.
pause
MX COBOL + C compile listings - see here

Simple dialog 
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      * Simple dialog - with "accept" as stop at end            mx_a3.cb
      *
       working-storage section.
       77  INP pic x(20).
       77  OUT pic x(50) value space.
      *
       procedure division.
           display "Give me your name, please:".
           accept INP.
      *
           string
              "Hello, " delimited size
              INP delimited space
              " - have a nice day." delimited size
              into OUT.
      *
           display OUT.
           accept INP.
           stop run.
MX COBOL + C compile listings - see here

MX COBOL - free compiler - © Vlastimil Cevela 2006
Date 2006-06-04 - Text Builder 0.65 - Time 06:30:52