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'This example uses the GOSUB and RETURN statements to branch to and return
'from a subroutine with and without using linelabel statements.
 
CLS
GOSUB PrintMessage
PRINT "This message is in module-level code"
GOSUB Sub1
PRINT "This line in module-level code should be skipped."
Label1:
PRINT "This message is back in module-level code"
END
 
PrintMessage:
    PRINT "This program illustrates use of the GOSUB and RETURN statements."
    PRINT
    RETURN
 
Sub1:
   PRINT "This message is in Sub1."
   GOSUB Sub2
   PRINT "This line in Sub1 should be skipped."
Label2:
   PRINT "This message is back in Sub1."
   RETURN Label1
 
Sub2:
   PRINT "This message is in Sub2."
   RETURN Label2   'Cannot return from here to main program - only to SUB1.