Contents, cont'd. - Intermec

GOSUB, cont'd.
Chapter 2 Program Instructions
Examples, cont'd. In this examples, line numbers have been omitted and line labels are used to
make the program branch to subroutines:
IMMEDIATE OFF
PRINT "This is the main program"
GOSUB SUB1
PRINT "You're back in the main program"
END
SUB1: PRINT "This is subroutine 1"
GOSUB SUB2
PRINT "You're back from subroutine 2 to 1"
RETURN
SUB2: PRINT "This is subroutine 2"
GOSUB SUB3
PRINT "You're back from subroutine 3 to 2"
RETURN
SUB3: PRINT "This is subroutine 3"
PRINT "You're leaving subroutine 3"
RETURN
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