[REBOL] Re: Formatting a display line
From: andrew:martin:colenso:school at: 24-Dec-2003 22:44
Tom wrote:
> works with this tiny change
>
> from
> ADD-FILLER (10 - length? FORMATTED-LINE) ;; 3333
> to
>
> ADD-FILLER 10 - (length? FORMATTED-LINE)
>
> this is because 10 - length?
>
> is being asked to happen before length? FORMATTED-LINE
>
> and is not evaulating to an integer! so ADD-FILLER does not see it's
argument
Not quite. As shown here:
>> 10 - probe length? "123"
3
== 7
>> length? "123" + 3
** Script Error: Cannot use add on string! value
** Near: length? "123" + 3
>> (length? "123") + 3
== 6
Rebol is "peculiar" like that.
Andrew J Martin
Attendance Officer
Speaking in tongues and performing miracles.
Colenso High School
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Tel: 64-6-8310180 ext 826
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