# Enumeration: InternalModifier The name of the modifiers that are used internally by DayPicker. ## Enumeration Members | Enumeration Member | Value | Description | | :------ | :------ | :------ | | `Disabled` | `"disabled"` | Name of the modifier applied to the disabled days, using the `disabled`
prop. | | `Hidden` | `"hidden"` | Name of the modifier applied to the hidden days using the `hidden` prop). | | `Outside` | `"outside"` | - | | `RangeEnd` | `"range_end"` | The modifier applied to the day ending a selected range, when in range
selection mode. | | `RangeMiddle` | `"range_middle"` | The modifier applied to the days between the start and the end of a
selected range, when in range selection mode. | | `RangeStart` | `"range_start"` | The modifier applied to the day starting a selected range, when in range
selection mode. | | `Selected` | `"selected"` | Name of the modifier applied to the selected days using the `selected`
prop). | | `Today` | `"today"` | Name of the modifier applied to the day specified using the `today` prop). |