MATLAB: Assigning variable from data file columns with relevance to specific rows.

Question

say I have data with 8 rows and only two columns( 'y' and 'x') and I need to assign a variable to all of the 'x' coulmns values from all of the 'y' columns values that are zero.

Y X

0 23

0 78

1 54

1 25

1 78

0 41

1 89

Answer 1

    result = data(~data(:, 1), 2);