How to find number in a matrix and output its row number?

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shatha almarri 2021-2-15

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回答： Walter Roberson 2021-2-15

采纳的回答： Walter Roberson

I have a coloumn vector

M = [83 82 86 84 85 90]

How can I find at which row the matrix has a value of 85 (should output row = 5 since 85 is on the 5th row)

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Walter Roberson 2021-2-15

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M = [83 82 86 84 85 90].'
M = 6×1
    83
    82
    86
    84
    85
    90
[row, column] = find(M == 85)
row = 5
column = 1

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MATLAB Language Fundamentals Matrices and Arrays Matrix Indexing

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