Hi Ray
1. You are right that x y $ 5 is a syntax error so you first make x and y
into a list using , result is (x,y) $ 5 which should work.
2. You can convert numbers to characters using ":
'number of seconds: ', ": 5 NB. result of ":5 is the character '5'
Cheers, bob
On Apr 9, 2014, at 12:13 PM, Ray Zhao <[email protected]> wrote:
> Hi all, I have two small questions:
> 1. How do you use variables as such:
> x y $ 5
> I have found many examples with actual nums such as 5 6 $ 6 and I know that
> x y is a syntax error, but I'm not sure how to make it NOT a syntax error.
>
> 2. Can different types, when combined, only produce boxes? This is much
> less of a concern for me but I think it's worth confirming:
> One example is:
> secs=.5
> 'The number of seconds '; secs
> I have searched a little on the vocabulary site and all the examples that I
> have seen with > (open) only unbox same types. , (append) also only appends
> the same types too.
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