prompt user to reenter function

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k khaja
k khaja 2021-1-12
编辑： Adam Danz 2021-1-15
If user enters a fuction with mistake, how can we prompt the user to reenter function.
funstr = input('Please enter your function in format: 4*x^3 + 2*x^2 + x + 5: ', 's')
f = str2func( ['@(x) ' funstr ] )
Thanks in advance

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Adam Danz
Adam Danz 2021-1-12
编辑：Adam Danz 2021-1-15

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