how to count row and column of a matrix

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if i have a big matrix and i don't know its size, how to find out its size? and how to save it as variable?

Accepted Answer

the cyclist
the cyclist on 14 Dec 2011
[m,n] = size(A)

More Answers (2)

Md. Kawsar Ahmed Asif
Md. Kawsar Ahmed Asif on 13 Dec 2017
Edited: Md. Kawsar Ahmed Asif on 13 Dec 2017
[rownum,colnum]=size(A)
Where 'A' is a mxn matrix.

Anurag Pratap Singh
Anurag Pratap Singh on 25 Jun 2020
Hii Eri
To know the size of a matrix you can use the size function and pass your matrix in it
[NumRows NumCols]=size(your_matrix);
The first output is the Number of rows and second the number of columns
Thank you

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