How can i delete the column manually?

Tags: #<Tag:0x00007f8b1db01030> #<Tag:0x00007f8b1db00ef0>

when i use

like this

hotInstance?.alter(‘remove_col’, 1, 1);

it can’t take effect

Hi @360619895

If you want to remove columns manually, you can do this by the context menu options: https://jsfiddle.net/aszymanski/71b6jmxn/

You need to right click on the column header and you’ll be able to delete the column.