It enables you to abandon typing or editing the formula you are working on, or the data you are typing in.
The formula bar.
Just hide the Formula Bar.
The Formula Bar.
In both the formula bar and the cell itself.
cell or formula bar!
The formula bar.
The Formula Bar.
in the cell and in the formula bar
Left of the formula bar
formula bar
If you are referring to the formula bar in Excel, then you can do it through the View menu. Usually the Formula Bar is visible, but you can turn it on and off in the View menu.
Formulas go into cells. You can type them directly into a cell or on the formula bar, which will then enter it into the selected cell.