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Re: how to take quotation marks away ?


"Florian Jaccard" <florian.jaccard at eiaj.ch> wrote in message
news:c9k3op$fe7$1 at smc.vnet.net...
> Dear Mathematica-specialists,
>
>
>
> I have a  (long)  list of the form   {{"42.1,3.3"},{"3.1,4.2"}}
>
> How can I transform it to obtain  {{42.1,3.3},{3.1,4.2}} ?
>
> I tried ToExpression, but it failed.
>
>
>



This seems to work,

ToExpression[ToString[{{"42.1,3.3"}, {"3.1,4.2"}}]]
Cheers,

  Bill



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