How many elements in one row matrix?

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fathi
fathi 2017-5-14
评论： fathi 2017-5-14
I like to know how many elements of one-row matrix.///
EX: V = [ 2 3 4 8 6 4 7 9 ], the answer is 8 wich the number of elements in one row.////
Thank you

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Walter Roberson
Walter Roberson 2017-5-14
size(V,2)
is specifically the number of columns in V, even if V is multi-dimensional.
In the case where you know V is a vector, then length(V) can be used, provided that you want a column vector with 8 elements to return the same as a row vector with 8 elements would.

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