Date Picker

Facilitates the selection of dates through an input and calendar-based interface.

Birthday
mm
dd
yyyy
	<script lang="ts">
  import { DatePicker } from "bits-ui";
  import CalendarBlank from "phosphor-svelte/lib/CalendarBlank";
  import CaretLeft from "phosphor-svelte/lib/CaretLeft";
  import CaretRight from "phosphor-svelte/lib/CaretRight";
</script>
 
<DatePicker.Root weekdayFormat="short" fixedWeeks={true}>
  <div class="flex w-full max-w-[232px] flex-col gap-1.5">
    <DatePicker.Label class="block select-none text-sm font-medium"
      >Birthday</DatePicker.Label
    >
    <DatePicker.Input
      class="flex h-input w-full max-w-[232px] select-none items-center rounded-input border border-border-input bg-background px-2 py-3 text-sm tracking-[0.01em] text-foreground focus-within:border-border-input-hover focus-within:shadow-date-field-focus hover:border-border-input-hover"
    >
      {#snippet children({ segments })}
        {#each segments as { part, value }}
          <div class="inline-block select-none">
            {#if part === "literal"}
              <DatePicker.Segment {part} class="p-1 text-muted-foreground">
                {value}
              </DatePicker.Segment>
            {:else}
              <DatePicker.Segment
                {part}
                class="rounded-5px px-1 py-1 hover:bg-muted focus:bg-muted focus:text-foreground focus-visible:!ring-0 focus-visible:!ring-offset-0 aria-[valuetext=Empty]:text-muted-foreground"
              >
                {value}
              </DatePicker.Segment>
            {/if}
          </div>
        {/each}
        <DatePicker.Trigger
          class="ml-auto inline-flex size-8 items-center justify-center rounded-[5px] text-foreground/60 transition-all hover:bg-muted active:bg-dark-10"
        >
          <CalendarBlank class="size-6" />
        </DatePicker.Trigger>
      {/snippet}
    </DatePicker.Input>
    <DatePicker.Content sideOffset={6} class="z-50">
      <DatePicker.Calendar
        class="rounded-[15px] border border-dark-10 bg-background-alt p-[22px] shadow-popover"
      >
        {#snippet children({ months, weekdays })}
          <DatePicker.Header class="flex items-center justify-between">
            <DatePicker.PrevButton
              class="inline-flex size-10 items-center justify-center rounded-9px bg-background-alt transition-all hover:bg-muted active:scale-98"
            >
              <CaretLeft class="size-6" />
            </DatePicker.PrevButton>
            <DatePicker.Heading class="text-[15px] font-medium" />
            <DatePicker.NextButton
              class="inline-flex size-10 items-center justify-center rounded-9px bg-background-alt transition-all hover:bg-muted active:scale-98"
            >
              <CaretRight class="size-6" />
            </DatePicker.NextButton>
          </DatePicker.Header>
          <div
            class="flex flex-col space-y-4 pt-4 sm:flex-row sm:space-x-4 sm:space-y-0"
          >
            {#each months as month}
              <DatePicker.Grid
                class="w-full border-collapse select-none space-y-1"
              >
                <DatePicker.GridHead>
                  <DatePicker.GridRow class="mb-1 flex w-full justify-between">
                    {#each weekdays as day}
                      <DatePicker.HeadCell
                        class="w-10 rounded-md text-xs !font-normal text-muted-foreground"
                      >
                        <div>{day.slice(0, 2)}</div>
                      </DatePicker.HeadCell>
                    {/each}
                  </DatePicker.GridRow>
                </DatePicker.GridHead>
                <DatePicker.GridBody>
                  {#each month.weeks as weekDates}
                    <DatePicker.GridRow class="flex w-full">
                      {#each weekDates as date}
                        <DatePicker.Cell
                          {date}
                          month={month.value}
                          class="relative size-10 !p-0 text-center text-sm"
                        >
                          <DatePicker.Day
                            class="group relative inline-flex size-10 items-center justify-center whitespace-nowrap rounded-9px border border-transparent bg-transparent p-0 text-sm font-normal text-foreground transition-all hover:border-foreground data-[disabled]:pointer-events-none data-[outside-month]:pointer-events-none data-[selected]:bg-foreground data-[selected]:font-medium data-[disabled]:text-foreground/30 data-[selected]:text-background data-[unavailable]:text-muted-foreground data-[unavailable]:line-through"
                          >
                            <div
                              class="absolute top-[5px] hidden size-1 rounded-full bg-foreground transition-all group-data-[today]:block group-data-[selected]:bg-background"
                            ></div>
                            {date.day}
                          </DatePicker.Day>
                        </DatePicker.Cell>
                      {/each}
                    </DatePicker.GridRow>
                  {/each}
                </DatePicker.GridBody>
              </DatePicker.Grid>
            {/each}
          </div>
        {/snippet}
      </DatePicker.Calendar>
    </DatePicker.Content>
  </div>
</DatePicker.Root>

Structure

	<script lang="ts">
	import { DatePicker } from "bits-ui";
</script>
 
<DatePicker.Root>
	<DatePicker.Label />
	<DatePicker.Input>
		{#snippet children({ segments })}
			{#each segments as { part, value }}
				<DatePicker.Segment {part}>
					{value}
				</DatePicker.Segment>
			{/each}
		{/snippet}
		<DatePicker.Trigger />
	</DatePicker.Input>
	<DatePicker.Content>
		<DatePicker.Calendar>
			{#snippet children({ months, weekdays })}
				<DatePicker.Header>
					<DatePicker.PrevButton />
					<DatePicker.Heading />
					<DatePicker.NextButton />
				</DatePicker.Header>
				{#each months as month}
					<DatePicker.Grid>
						<DatePicker.GridHead>
							<DatePicker.GridRow>
								{#each weekdays as day}
									<DatePicker.HeadCell>
										{day}
									</DatePicker.HeadCell>
								{/each}
							</DatePicker.GridRow>
						</DatePicker.GridHead>
						<DatePicker.GridBody>
							{#each month.weeks as weekDates}
								<DatePicker.GridRow>
									{#each weekDates as date}
										<DatePicker.Cell {date} month={month.value}>
											<DatePicker.Day />
										</DatePicker.Cell>
									{/each}
								</DatePicker.GridRow>
							{/each}
						</DatePicker.GridBody>
					</DatePicker.Grid>
				{/each}
			{/snippet}
		</DatePicker.Calendar>
	</DatePicker.Content>
</DatePicker.Root>

API Reference

DatePicker.Root

The root date picker component.

Property Type Description
value bindable prop
union

The selected date(s). If type is 'single', this will be a DateValue. If type is 'multiple', this will be an array of DateValues.

Default: undefined
onValueChange
function

A function that is called when the selected date changes.

Default: undefined
open bindable prop
boolean

The open state of the popover content.

Default: false
onOpenChange
function

A callback that fires when the open state changes.

Default: undefined
isDateUnavailable
function

A function that returns whether or not a date is unavailable.

Default: undefined
isDateDisabled
function

A function that returns whether or not a date is disabled.

Default: undefined
required
boolean

Whether or not the date field is required.

Default: false
readonlySegments
array

An array of segments that should be readonly, which prevent user input on them.

Default: undefined
disableDaysOutsideMonth
boolean

Whether or not to disable days outside the current month.

Default: false
closeOnDateSelect
boolean

Whether or not to close the popover when a date is selected.

Default: true
placeholder
DateValue

The placeholder date, which is used to determine what month to display when no date is selected. This updates as the user navigates the calendar, and can be used to programatically control the calendar's view.

Default: undefined
onPlaceholderChange
function

A function that is called when the placeholder date changes.

Default: undefined
pagedNavigation
boolean

Whether or not to use paged navigation for the calendar. Paged navigation causes the previous and next buttons to navigate by the number of months displayed at once, rather than by one month.

Default: false
preventDeselect
boolean

Whether or not to prevent the user from deselecting a date without selecting another date first.

Default: false
weekStartsOn
number

The day of the week to start the calendar on. 0 is Sunday, 1 is Monday, etc.

Default: 0
weekdayFormat
enum

The format to use for the weekday strings provided via the weekdays slot prop.

Default: 'narrow'
calendarLabel
string

The accessible label for the calendar.

Default: undefined
fixedWeeks
boolean

Whether or not to always display 6 weeks in the calendar.

Default: false
maxValue
DateValue

The maximum date that can be selected.

Default: undefined
minValue
DateValue

The minimum date that can be selected.

Default: undefined
locale
string

The locale to use for formatting dates.

Default: 'en'
numberOfMonths
number

The number of months to display at once.

Default: 1
disabled
boolean

Whether or not the accordion is disabled.

Default: false
readonly
boolean

Whether or not the field is readonly.

Default: false
hourCycle
enum

The hour cycle to use for formatting times. Defaults to the locale preference

Default: undefined
granularity
enum

The granularity to use for formatting the field. Defaults to 'day' if a CalendarDate is provided, otherwise defaults to 'minute'. The field will render segments for each part of the date up to and including the specified granularity.

Default: undefined
hideTimeZone
boolean

Whether or not to hide the time zone segment of the field.

Default: false
initialFocus
boolean

If true, the calendar will focus the selected day, today, or the first day of the month in that order depending on what is visible when the calendar is mounted.

Default: false
children
Snippet

The children content to render.

Default: undefined
Data Attribute Value Description
data-invalid
''

Present on the root element when the calendar is invalid.

data-disabled
''

Present on the root element when the calendar is disabled.

data-readonly
''

Present on the root element when the calendar is readonly.

data-calendar-root
''

Present on the root element.

DatePicker.Label

The label for the date field.

Property Type Description
ref bindable prop
HTMLSpanElement

The underlying DOM element being rendered. You can bind to this to get a reference to the element.

Default: undefined
children
Snippet

The children content to render.

Default: undefined
child
Snippet

Use render delegation to render your own element. See delegation docs for more information.

Default: undefined
Data Attribute Value Description
data-invalid
''

Present on the element when the field is invalid

data-disabled
''

Present on the element when the field is disabled

data-date-field-label
''

Present on the element.

DatePicker.Input

The field input component which contains the segments of the date field.

Property Type Description
ref bindable prop
HTMLDivElement

The underlying DOM element being rendered. You can bind to this to get a reference to the element.

Default: undefined
children
Snippet

The children content to render.

Default: undefined
child
Snippet

Use render delegation to render your own element. See delegation docs for more information.

Default: undefined
name
string

The name of the date field used for form submission. If provided, a hidden input element will be rendered alongside the date field.

Default: undefined
Data Attribute Value Description
data-invalid
''

Present on the element when the field is invalid.

data-disabled
''

Present on the element when the field is disabled.

data-date-field-input
''

Present on the element.

DatePicker.Segment

A segment of the date field.

Property Type Description
part required prop
SegmentPart

The part of the date to render.

Default: undefined
ref bindable prop
HTMLDivElement

The underlying DOM element being rendered. You can bind to this to get a reference to the element.

Default: undefined
children
Snippet

The children content to render.

Default: undefined
child
Snippet

Use render delegation to render your own element. See delegation docs for more information.

Default: undefined
Data Attribute Value Description
data-invalid
''

Present on the element when the field is invalid

data-disabled
''

Present on the element when the field is disabled

data-readonly
''

Present on the element when the field or segment is readonly

data-segment
enum

The part of the date to render.

data-date-field-segment
''

Present on the element.

DatePicker.Trigger

A component which toggles the opening and closing of the popover on press.

Property Type Description
ref bindable prop
HTMLButtonElement

The underlying DOM element being rendered. You can bind to this to get a reference to the element.

Default: undefined
children
Snippet

The children content to render.

Default: undefined
child
Snippet

Use render delegation to render your own element. See delegation docs for more information.

Default: undefined
Data Attribute Value Description
data-state
enum

The open state of the link preview.

data-popover-trigger
''

Present on the trigger element.

DatePicker.Content

The contents of the popover which are displayed when the popover is open.

Property Type Description
side
enum

The preferred side of the anchor to render the floating element against when open. Will be reversed when collisions occur.

Default: bottom
sideOffset
number

The distance in pixels from the anchor to the floating element.

Default: 0
align
enum

The preferred alignment of the anchor to render the floating element against when open. This may change when collisions occur.

Default: start
alignOffset
number

The distance in pixels from the anchor to the floating element.

Default: 0
arrowPadding
number

The amount in pixels of virtual padding around the viewport edges to check for overflow which will cause a collision.

Default: 0
avoidCollisions
boolean

When true, overrides the side and align options to prevent collisions with the boundary edges.

Default: true
collisionBoundary
union

A boundary element or array of elements to check for collisions against.

Default: undefined
collisionPadding
union

The amount in pixels of virtual padding around the viewport edges to check for overflow which will cause a collision.

Default: 0
sticky
enum

The sticky behavior on the align axis. 'partial' will keep the content in the boundary as long as the trigger is at least partially in the boundary whilst 'always' will keep the content in the boundary regardless.

Default: partial
hideWhenDetached
boolean

When true, hides the content when it is detached from the DOM. This is useful for when you want to hide the content when the user scrolls away.

Default: true
updatePositionStrategy
enum

The strategy to use when updating the position of the content. When 'optimized' the content will only be repositioned when the trigger is in the viewport. When 'always' the content will be repositioned whenever the position changes.

Default: optimized
strategy
enum

The positioning strategy to use for the floating element. When 'fixed' the element will be positioned relative to the viewport. When 'absolute' the element will be positioned relative to the nearest positioned ancestor.

Default: fixed
preventScroll
boolean

When true, prevents the body from scrolling when the content is open. This is useful when you want to use the content as a modal.

Default: true
onInteractOutside
function

Callback fired when an outside interaction event completes, which is either a pointerup, mouseup, or touchend event, depending on the user's input device. You can call event.preventDefault() to prevent the default behavior of handling the outside interaction.

Default: undefined
onInteractOutsideStart
function

Callback fired when an outside interaction event starts, which is either a pointerdown, mousedown, or touchstart event, depending on the user's input device. You can call event.preventDefault() to prevent the continuation of the outside interaction.

Default: undefined
onFocusOutside
function

Callback fired when focus leaves the dismissable layer. You can call event.preventDefault() to prevent the default behavior on focus leaving the layer.

Default: undefined
interactOutsideBehavior
enum

The behavior to use when an interaction occurs outside of the floating content. 'close' will close the content immediately. 'ignore' will prevent the content from closing. 'defer-otherwise-close' will defer to the parent element if it exists, otherwise it will close the content. 'defer-otherwise-ignore' will defer to the parent element if it exists, otherwise it will ignore the interaction.

Default: close
onEscapeKeydown
function

Callback fired when an escape keydown event occurs in the floating content. You can call event.preventDefault() to prevent the default behavior of handling the escape keydown event.

Default: undefined
escapeKeydownBehavior
enum

The behavior to use when an escape keydown event occurs in the floating content. 'close' will close the content immediately. 'ignore' will prevent the content from closing. 'defer-otherwise-close' will defer to the parent element if it exists, otherwise it will close the content. 'defer-otherwise-ignore' will defer to the parent element if it exists, otherwise it will ignore the interaction.

Default: close
onMountAutoFocus
function

Event handler called when auto-focusing the content as it is mounted. Can be prevented.

Default: undefined
onDestroyAutoFocus
function

Event handler called when auto-focusing the content as it is destroyed. Can be prevented.

Default: undefined
trapFocus
boolean

Whether or not to trap the focus within the content when open.

Default: true
preventOverflowTextSelection
boolean

When true, prevents the text selection from overflowing the bounds of the element.

Default: true
forceMount
boolean

Whether or not to forcefully mount the content. This is useful if you want to use Svelte transitions or another animation library for the content.

Default: false
dir
enum

The reading direction of the app.

Default: ltr
ref bindable prop
HTMLDivElement

The underlying DOM element being rendered. You can bind to this to get a reference to the element.

Default: undefined
children
Snippet

The children content to render.

Default: undefined
child
Snippet

Use render delegation to render your own element. See delegation docs for more information.

Default: undefined
Data Attribute Value Description
data-state
enum

The open state of the popover.

data-popover-content
''

Present on the content element.

DatePicker.Calendar

The calendar component containing the grids of dates.

Data Attribute Value Description
data-invalid
''

Present on the root element when the calendar is invalid.

data-disabled
''

Present on the root element when the calendar is disabled.

data-readonly
''

Present on the root element when the calendar is readonly.

data-calendar-root
''

Present on the root element.

DatePicker.Header

The header of the calendar.

Property Type Description
ref bindable prop
HTMLElement

The underlying DOM element being rendered. You can bind to this to get a reference to the element.

Default: undefined
children
Snippet

The children content to render.

Default: undefined
child
Snippet

Use render delegation to render your own element. See delegation docs for more information.

Default: undefined
Data Attribute Value Description
data-disabled
''

Present on the header element when the calendar is disabled.

data-readonly
''

Present on the header element when the calendar is readonly.

data-calendar-header
''

Present on the header element.

DatePicker.PrevButton

The previous button of the calendar.

Property Type Description
ref bindable prop
HTMLButtonElement

The underlying DOM element being rendered. You can bind to this to get a reference to the element.

Default: undefined
children
Snippet

The children content to render.

Default: undefined
child
Snippet

Use render delegation to render your own element. See delegation docs for more information.

Default: undefined
Data Attribute Value Description
data-disabled
''

Present on the prev button element when the calendar or this button is disabled.

data-calendar-prev-button
''

Present on the prev button element.

DatePicker.Heading

The heading of the calendar.

Property Type Description
ref bindable prop
HTMLDivElement

The underlying DOM element being rendered. You can bind to this to get a reference to the element.

Default: undefined
children
Snippet

The children content to render.

Default: undefined
child
Snippet

Use render delegation to render your own element. See delegation docs for more information.

Default: undefined
Data Attribute Value Description
data-disabled
''

Present on the heading element when the calendar is disabled.

data-readonly
''

Present on the heading element when the calendar is readonly.

data-calendar-heading
''

Present on the heading element.

DatePicker.NextButton

The next button of the calendar.

Property Type Description
ref bindable prop
HTMLButtonElement

The underlying DOM element being rendered. You can bind to this to get a reference to the element.

Default: undefined
children
Snippet

The children content to render.

Default: undefined
child
Snippet

Use render delegation to render your own element. See delegation docs for more information.

Default: undefined
Data Attribute Value Description
data-disabled
''

Present on the next button element when the calendar or this button is disabled.

data-calendar-next-button
''

Present on the next button element.

DatePicker.Grid

The grid of dates in the calendar, typically representing a month.

Property Type Description
ref bindable prop
HTMLTableElement

The underlying DOM element being rendered. You can bind to this to get a reference to the element.

Default: undefined
children
Snippet

The children content to render.

Default: undefined
child
Snippet

Use render delegation to render your own element. See delegation docs for more information.

Default: undefined
Data Attribute Value Description
data-disabled
''

Present on the grid element when the calendar is disabled.

data-readonly
''

Present on the grid element when the calendar is readonly.

data-calendar-grid
''

Present on the grid element.

DatePicker.GridRow

A row in the grid of dates in the calendar.

Property Type Description
ref bindable prop
HTMLTableRowElement

The underlying DOM element being rendered. You can bind to this to get a reference to the element.

Default: undefined
children
Snippet

The children content to render.

Default: undefined
child
Snippet

Use render delegation to render your own element. See delegation docs for more information.

Default: undefined
Data Attribute Value Description
data-disabled
''

Present on the grid row element when the calendar is disabled.

data-readonly
''

Present on the grid row element when the calendar is readonly.

data-calendar-grid-row
''

Present on the grid row element.

DatePicker.GridHead

The head of the grid of dates in the calendar.

Property Type Description
ref bindable prop
HTMLTableSectionElement

The underlying DOM element being rendered. You can bind to this to get a reference to the element.

Default: undefined
children
Snippet

The children content to render.

Default: undefined
child
Snippet

Use render delegation to render your own element. See delegation docs for more information.

Default: undefined
Data Attribute Value Description
data-disabled
''

Present on the grid head element when the calendar is disabled.

data-readonly
''

Present on the grid head element when the calendar is readonly.

data-calendar-grid-head
''

Present on the grid head element.

DatePicker.HeadCell

A cell in the head of the grid of dates in the calendar.

Property Type Description
ref bindable prop
HTMLTableCellElement

The underlying DOM element being rendered. You can bind to this to get a reference to the element.

Default: undefined
children
Snippet

The children content to render.

Default: undefined
child
Snippet

Use render delegation to render your own element. See delegation docs for more information.

Default: undefined
Data Attribute Value Description
data-disabled
''

Present on the head cell element when the calendar is disabled.

data-readonly
''

Present on the head cell element when the calendar is readonly.

data-calendar-head-cell
''

Present on the head cell element.

DatePicker.GridBody

The body of the grid of dates in the calendar.

Property Type Description
ref bindable prop
HTMLTableSectionElement

The underlying DOM element being rendered. You can bind to this to get a reference to the element.

Default: undefined
children
Snippet

The children content to render.

Default: undefined
child
Snippet

Use render delegation to render your own element. See delegation docs for more information.

Default: undefined
Data Attribute Value Description
data-disabled
''

Present on the grid element when the calendar is disabled.

data-readonly
''

Present on the grid element when the calendar is readonly.

data-calendar-grid-body
''

Present on the grid body element.

DatePicker.Cell

A cell in the calendar grid.

Property Type Description
date
DateValue

The date for the cell.

Default: undefined
month
DateValue

The current month the date is being displayed in.

Default: undefined
ref bindable prop
HTMLTableCellElement

The underlying DOM element being rendered. You can bind to this to get a reference to the element.

Default: undefined
children
Snippet

The children content to render.

Default: undefined
child
Snippet

Use render delegation to render your own element. See delegation docs for more information.

Default: undefined
Data Attribute Value Description
data-disabled
''

Present when the day is disabled.

data-unavailable
''

Present when the day is unavailable.

data-today
''

Present when the day is today.

data-outside-month
''

Present when the day is outside the current month.

data-outside-visible-months
''

Present when the day is outside the visible months.

data-focused
''

Present when the day is focused.

data-selected
''

Present when the day is selected.

data-value
''

The date in the format "YYYY-MM-DD".

data-calendar-cell
''

Present on the cell element.

DatePicker.Day

A day in the calendar grid.

Property Type Description
ref bindable prop
HTMLDivElement

The underlying DOM element being rendered. You can bind to this to get a reference to the element.

Default: undefined
children
Snippet

The children content to render.

Default: undefined
child
Snippet

Use render delegation to render your own element. See delegation docs for more information.

Default: undefined
Data Attribute Value Description
data-disabled
''

Present when the day is disabled.

data-unavailable
''

Present when the day is unavailable.

data-today
''

Present when the day is today.

data-outside-month
''

Present when the day is outside the current month.

data-outside-visible-months
''

Present when the day is outside the visible months.

data-focused
''

Present when the day is focused.

data-selected
''

Present when the day is selected.

data-value
''

The date in the format "YYYY-MM-DD".

data-calendar-day
''

Present on the day element.