When entering the name of a custom column to be added to a table, should the edit box be inside a column header?

1. How do I add a custom column to a Datatable Powerapps?
2. What is a column header?
3. Which element do you use if you want to specify a header for a column of data?

How do I add a custom column to a Datatable Powerapps?

On powerapps.com, expand the Data section and click or tap Tables in the left navigation pane. Add a new column to your table by clicking Add column. In the New Column panel, enter the Display name for your column, Name will be automatically populated and is used as the unique name for your column.

What is a column header?

A column header is the row at the top of the table that identifies each column within the table. Most often, your tables need column headers to uniquely label each column. A row header is the column at the left of the table that identifies each row within the table.

Which element do you use if you want to specify a header for a column of data?

When using the HTML table to mark up tabular data, remember to use th elements for cells that provide header information for rows or columns.