Dynamically change the data format for each column

Tags: #<Tag:0x00007f135d48a040> #<Tag:0x00007f135d489e60>

How to change the data format dynamically for each column like
int ->number, currency, percent
date -> date, date and time , time, 24 hours like that

And also columns key not working while my data is array of array why?

Hi @saran123

Please, provide more details about your requirements for the first part.

Key values works only with array of objects data structure, as presented here: https://handsontable.com/docs/javascript-data-grid/binding-to-data/#array-of-objects