PL/1中的Hello World(How to write Hello World with PL/1)

Filed Under (PL/1) by Raymond on 04-12-2008 

HELLO:   PROCEDURE OPTIONS (MAIN);
             /* A PROGRAM TO OUTPUT HELLO WORLD */
             FLAG = 0;
LOOP:     DO WHILE (FLAG = 0);
             PUT SKIP DATA('HELLO WORLD!');
          END LOOP;
END HELLO;
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