COMTRAN Reconstruction

J28-6169 · January 1962

02.03.02

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[02.03.02]

  • b) Data and Environment entries are considered complete when column 72 is blank. The period (.) must not be used to signal completion. In these sections, a period is considered part of the previous word, thus creating an undefined name.

B. Key Words

Many of the reserved Commercial Translator words are usable as Procedure, Data and Environment names in certain situations as shown in the following key word lists. However, it is strongly recommended that the entire group be avoided altogether.

  1. The following words are always interpreted as Key words and may not be used as programmer names in any division.

    BEGIN LOW.VALUES
    FILE ON
    FOR RECORD
    HIGH.VALUE WHEN
    HIGH.VALUES ZERO
    IN ZEROS
    LOW.VALUE
  2. The following words may not be used as Data or Procedure names:

    ABS END INCLUDE QUANTITY
    ADD ENTER IS RUN
    ALL EQUAL LESS SECTION
    AND EQUALS LIBRARY SET
    AT EXACTLY LOAD STOP
    BLANK FILES LT THAN
    BLANKS FROM MOVE THEN
    CALL GET NOT TIMES
    CLOSE GIVING NOTE TO
    COMMERCIAL GO OPEN TR
    CORRESPONDING GREATER OR TRANSLATOR
    CRYPT GT OTHERWISE TRUNCATED
    DISPLAY HERE OVERFLOW USING
    DO IF OVERLAP WITH