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[REBOL] Re: let's re-visit math oper. in a var.

From: petr:krenzelok:seznam:cz at: 4-Apr-2009 8:09

Graham Chiu napsal(a):
> If you wanted to write a single line calculator I would let the user > input an entire arithmetic expression. > Then parse it to make sure it was syntactically correct ( using the > example from the parse documentation pages ) > And then 'do it. >
Here's R2 desktop Demo section Calculator script. Pretty tiny, and does the job: -pekr-