[REBOL] Re: Evaluating a maths expression in a string?

From: larry:ecotope at: 29-Dec-2000 10:48

Hi Mat

> The question is, if I get a string which contains a mathematical
> expression - how would you evaluate this and get the result?

Here is one way:

>> str: "3 + 4"
== "3 + 4"
>> either not error? try[result: do str][result]["code to handle error"]
== 7
>>

HTH
-Larry

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