coder.extrinsic may not occur inside an expression. It may only occur at the top-level.

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Lukas Polacek 2020-8-17

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回答： Mark McBroom 2020-8-21

Hi,

I have a problem.

I need to create matlab funcion that transforms data to jsom format. I use jsonencode, but it is matlab function so i need to use coder.extrinsic function but it doesn't work in simulink block of matlab function and gives me this error. I need to transorm data to json and then send them to kosimualtion. How can I fix it.

Thanks

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Mark McBroom 2020-8-21

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coder.extrinsic('jsonencode');

jdata - jsonencode(data);

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MATLAB Data Import and Analysis Data Import and Export Standard File Formats JSON Format

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