How to display sort icon all the time?

[vimalsonara]

How to display sort icon all the time and highlight or change icon based on ascending and descending.

[vimalsonara]

Found it. Add icon instead of null after double ? mark.

{{asc: ' 🔼',desc: ' 🔽',}[header.column.getIsSorted() as string] ?? (<img src={sortIconSvg} />)}