function instead of discretize

which other function can i use instead of discretize in older version of matlab

Answer 1

[madhan ravi]

might help:

https://www.mathworks.com/matlabcentral/answers/312828-substitute-for-discretize-command#answer_243776

[johnson saldanha]

this helps. but all other columns are made NaN. i want the 2nd column as well in the discrete_x matrix from the x matrix. how do i do that