The hints with a column's format set, or removed with undefined. With no column, the format for every number column: set, it replaces each column's own (spec §13.1's "apply to all"); removed, the columns' own stay.
undefined
The hints with a column's format set, or removed with
undefined. With no column, the format for every number column: set, it replaces each column's own (spec §13.1's "apply to all"); removed, the columns' own stay.