Separate a cell into separate numbers

2015 8 17
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更新时间：2015 8 17
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I have 4 values in a cell format, like this way "-1,-2,-3.4,-4". I would like to separate this 4 values and use them as 4 different number? How can I do that?

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Walter Roberson
Walter Roberson 2015-8-17

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If "1,-2,-3.4,-4" indicates a comma separated string, then
numstring = '1,-2,-3.4,-4';
numeric_values = sscanf(numstring,'%f,');
after which it is often best to leave them as an array.

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