How to turn the string {'sin(30);'} into a command ,such as a = sin(30)=-0.9880 ?

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Lisa Wu 2013-1-29

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There is a cell y = {'sin(30);'}, how can i get the 'sin(30)' as a command ,such as

a = function(y) = sin(30) = -0.9880

Thank you!

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Azzi Abdelmalek 2013-1-29

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eval(y{1})

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Lisa Wu 2013-1-29

It is just what i want! Thank you very much!

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