how to convert text into expression

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Ayushi Saxena 2016-8-19

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编辑： Stephen23 2016-8-19

I have a text file which has string say as (50%((15000-a)+b)). is there any way to calculate this expression.

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Stephen23 2016-8-19

编辑：Stephen23 2016-8-19

Note that (50%((15000-a)+b) is not valid MATLAB syntax, and appears to be written in some other language: you would have to write a parser for whatever language that is. This is not a trivial task.

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Answer 1

Azzi Abdelmalek 2016-8-19

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编辑：Stephen23 2016-8-19

It seems that you are looking for functions such eval, which in fact is not recommended by forums and also by Matlab help. read

http://www.mathworks.com/help/matlab/matlab_prog/string-evaluation.html

http://matlab.wikia.com/wiki/FAQ#How_can_I_create_variables_A1.2C_A2.2C....2CA10_in_a_loop.3F

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how to convert text into expression

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