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i want to change [3,2,4](1x3 matrix) to 324(1x1 matrix) any help?

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Hassaan Riaz
Hassaan Riaz 2018-11-16
编辑： Bruno Luong 2018-11-16
i know i can do it by 3*100 + 2*20 + 4 but is there any cleaner method?

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采纳的回答

Guillaume
Guillaume 2018-11-16
编辑：Guillaume 2018-11-16
polyval(yourvector, 10)
would also work
But what if your vector is [30, 20, 40]?

更多回答（2 个）

Bruno Luong
Bruno Luong 2018-11-16
>> str2double(char([3 2 4]+'0'))
ans =
324
>>
Bruno Luong
Bruno Luong 2018-11-16
编辑：Bruno Luong 2018-11-16
This one produces NaN for overflowed data
>> polyval([3 2 4],10)
ans =
324
>> str2double(char([3 2 10]+'0'))
ans =
NaN

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