Re: Applesoft IF...THEN Bug?

[cad28526@uxa.cso.uiuc.edu (Chuck Douglas)]

edward@pro-ren.cts.com (Edward Floden) writes:

>While fooling around with Applesoft today (during those dull periods in my
>software tech support job), I discovered something odd. According to the
>Applesoft Programmer's Reference Manual, when an IF...THEN test is true,
>and the desired action is to transfer control to another line, this
>statement may be written any of three ways:

>        IF B THEN GOTO 100
>        IF B THEN 100
>        IF B GOTO 100

>The manual says that all of these statements have a valid syntax. But when
>I try "IF B GOTO 100" (and yes, there really is a line 100 somewhere), I
>get an undefined statement error! Replacing the GOTO with THEN or THEN GOTO
>will allow a successful run.

That is weird.  I use either IF...THEN and IF...GOTO all the time and
have not had any problems.

My only suggestion would be to check that the interpreter is parsing 
everything the way you think it SHOULD be parsing things.  Although I
think this would cause a SYNTAX ERROR before anything else.


-- 
Chuckers -- a computer operator/programmer/benthic sorter/emaciated aryan.
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