i need to write to a excel

hi

i am trying to write to a excel from matlab. i need to write into three columns namely user_id , date , time . but each time i write a data the previous data is overwritten.

what should i do.

[Krishna Kumar]

you may add your code here so that people can find the issue with it.

[Walter Roberson]

Save all of your data into a cell array or table object. Write the cell array or table object once when you are finished.

[Adam Danz]

https://www.mathworks.com/help/matlab/ref/xlswrite.html

or

https://www.mathworks.com/help/matlab/ref/writematrix.html