Autocomplete API

API reference docs for the React Autocomplete component. Learn about the props, CSS, and other APIs of this exported module.

Component demos

For examples and details on the usage of this React component, visit the component demo pages:

Autocomplete

Import

import Autocomplete from '@mui/material/Autocomplete';
// or
import { Autocomplete } from '@mui/material';

Learn about the difference by reading this guide on minimizing bundle size.

Props

Props of the native component are also available.

optionsRequired

Array of options.

Type:array

renderInputRequired

Render the input.

Type:func

Signature:

function(params: object) => ReactNode

autoComplete

If true, the portion of the selected suggestion that the user hasn't typed, known as the completion string, appears inline after the input cursor in the textbox. The inline completion string is visually highlighted and has a selected state.

Type:bool

Default:false

autoHighlight

If true, the first option is automatically highlighted.

Type:bool

Default:false

autoSelect

If true, the selected option becomes the value of the input when the Autocomplete loses focus unless the user chooses a different option or changes the character string in the input.
When using the freeSolo mode, the typed value will be the input value if the Autocomplete loses focus without highlighting an option.

Type:bool

Default:false

blurOnSelect

Control if the input should be blurred when an option is selected:

false the input is not blurred.
true the input is always blurred.
touch the input is blurred after a touch event.
mouse the input is blurred after a mouse event.

Type:'mouse' | 'touch' | bool

Default:false

ChipProps

Props applied to the Chip element.

Type:object

classes

Override or extend the styles applied to the component.

See CSS API below for more details.

Type:object

clearIcon

The icon to display in place of the default clear icon.

Type:node

Default:<ClearIcon fontSize="small" />

clearOnBlur

If true, the input's text is cleared on blur if no value is selected.
Set it to true if you want to help the user enter a new value. Set it to false if you want to help the user resume their search.

Type:bool

Default:!props.freeSolo

clearOnEscape

If true, clear all values when the user presses escape and the popup is closed.

Type:bool

Default:false

clearText

Override the default text for the clear icon button.
For localization purposes, you can use the provided translations.

Type:string

Default:'Clear'

closeText

Override the default text for the close popup icon button.
For localization purposes, you can use the provided translations.

Type:string

Default:'Close'

componentsProps

The props used for each slot inside.

Type:{ clearIndicator?: object, paper?: object, popper?: object, popupIndicator?: object }

Default:{}

defaultValue

The default value. Use when the component is not controlled.

Type:any

Default:props.multiple ? [] : null

disableClearable

If true, the input can't be cleared.

Type:bool

Default:false

disableCloseOnSelect

If true, the popup won't close when a value is selected.

Type:bool

Default:false

disabled

If true, the component is disabled.

Type:bool

Default:false

disabledItemsFocusable

If true, will allow focus on disabled items.

Type:bool

Default:false

disableListWrap

If true, the list box in the popup will not wrap focus.

Type:bool

Default:false

disablePortal

If true, the Popper content will be under the DOM hierarchy of the parent component.

Type:bool

Default:false

filterOptions

A function that determines the filtered options to be rendered on search.

Type:func

Default:createFilterOptions()

Signature:

function(options: Array, state: object) => Array

options The options to render.
state The state of the component.

filterSelectedOptions

If true, hide the selected options from the list box.

Type:bool

Default:false

forcePopupIcon

Force the visibility display of the popup icon.

Type:'auto' | bool

Default:'auto'

freeSolo

If true, the Autocomplete is free solo, meaning that the user input is not bound to provided options.

Type:bool

Default:false

fullWidth

If true, the input will take up the full width of its container.

Type:bool

Default:false

getLimitTagsText

The label to display when the tags are truncated (limitTags).

Type:func

Default:(more) => `+${more}`

Signature:

function(more: number) => ReactNode

more The number of truncated tags.

getOptionDisabled

Used to determine the disabled state for a given option.

Type:func

Signature:

function(option: Value) => boolean

option The option to test.

getOptionKey

Used to determine the key for a given option. This can be useful when the labels of options are not unique (since labels are used as keys by default).

Type:func

Signature:

function(option: Value) => string | number

option The option to get the key for.

getOptionLabel

Used to determine the string value for a given option. It's used to fill the input (and the list box options if renderOption is not provided).
If used in free solo mode, it must accept both the type of the options and a string.

Type:func

Default:(option) => option.label ?? option

Signature:

function(option: Value) => string

groupBy

If provided, the options will be grouped under the returned string. The groupBy value is also used as the text for group headings when renderGroup is not provided.

Type:func

Signature:

function(options: Value) => string

options The options to group.

handleHomeEndKeys

If true, the component handles the "Home" and "End" keys when the popup is open. It should move focus to the first option and last option, respectively.

Type:bool

Default:!props.freeSolo

This prop is used to help implement the accessibility logic. If you don't provide an id it will fall back to a randomly generated one.

Type:string

includeInputInList

If true, the highlight can move to the input.

Type:bool

Default:false

inputValue

The input value.

Type:string

isOptionEqualToValue

Used to determine if the option represents the given value. Uses strict equality by default. ⚠️ Both arguments need to be handled, an option can only match with one value.

Type:func

Signature:

function(option: Value, value: Value) => boolean

option The option to test.
value The value to test against.

limitTags

The maximum number of tags that will be visible when not focused. Set -1 to disable the limit.

Type:integer

Default:-1

ListboxComponent

The component used to render the listbox.

Type:elementType

Default:'ul'

ListboxProps

Props applied to the Listbox element.

Type:object

If true, the component is in a loading state. This shows the loadingText in place of suggestions (only if there are no suggestions to show, e.g. options are empty).

Type:bool

Default:false

loadingText

Text to display when in a loading state.
For localization purposes, you can use the provided translations.

Type:node

Default:'Loading…'

multiple

If true, value must be an array and the menu will support multiple selections.

Type:bool

Default:false

noOptionsText

Text to display when there are no options.
For localization purposes, you can use the provided translations.

Type:node

Default:'No options'

onChange

Callback fired when the value changes.

Type:func

Signature:

function(event: React.SyntheticEvent, value: Value | Array, reason: string, details?: string) => void

event The event source of the callback.
value The new value of the component.
reason One of "createOption", "selectOption", "removeOption", "blur" or "clear".

onClose

Callback fired when the popup requests to be closed. Use in controlled mode (see open).

Type:func

Signature:

function(event: React.SyntheticEvent, reason: string) => void

event The event source of the callback.
reason Can be: "toggleInput", "escape", "selectOption", "removeOption", "blur".

onHighlightChange

Callback fired when the highlight option changes.

Type:func

Signature:

function(event: React.SyntheticEvent, option: Value, reason: string) => void

event The event source of the callback.
option The highlighted option.
reason Can be: "keyboard", "auto", "mouse", "touch".

onInputChange

Callback fired when the input value changes.

Type:func

Signature:

function(event: React.SyntheticEvent, value: string, reason: string) => void

event The event source of the callback.
value The new value of the text input.
reason Can be: "input" (user input), "reset" (programmatic change), "clear".

onOpen

Callback fired when the popup requests to be opened. Use in controlled mode (see open).

Type:func

Signature:

function(event: React.SyntheticEvent) => void

event The event source of the callback.

open

If true, the component is shown.

Type:bool

openOnFocus

If true, the popup will open on input focus.

Type:bool

Default:false

openText

Override the default text for the open popup icon button.
For localization purposes, you can use the provided translations.

Type:string

Default:'Open'

PaperComponent

The component used to render the body of the popup.

Type:elementType

Default:Paper

PopperComponent

The component used to position the popup.

Type:elementType

Default:Popper

popupIcon

The icon to display in place of the default popup icon.

Type:node

Default:<ArrowDropDownIcon />

readOnly

If true, the component becomes readonly. It is also supported for multiple tags where the tag cannot be deleted.

Type:bool

Default:false

renderGroup

Render the group.

Type:func

Signature:

function(params: AutocompleteRenderGroupParams) => ReactNode

params The group to render.

renderOption

Render the option, use getOptionLabel by default.

Type:func

Signature:

function(props: object, option: Value, state: object, ownerState: object) => ReactNode

props The props to apply on the li element.
option The option to render.
state The state of each option.
ownerState The state of the Autocomplete component.

renderTags

Render the selected value.

Type:func

Signature:

function(value: Array, getTagProps: function, ownerState: object) => ReactNode

value The value provided to the component.
getTagProps A tag props getter.
ownerState The state of the Autocomplete component.

selectOnFocus

If true, the input's text is selected on focus. It helps the user clear the selected value.

Type:bool

Default:!props.freeSolo

size

The size of the component.

Type:'small' | 'medium' | string

Default:'medium'

slotProps

The props used for each slot inside.

Type:{ clearIndicator?: object, paper?: object, popper?: object, popupIndicator?: object }

Default:{}

The system prop that allows defining system overrides as well as additional CSS styles.

See the `sx` page for more details.

Type:Array<func | object | bool> | func | object

value

The value of the autocomplete.
The value must have reference equality with the option in order to be selected. You can customize the equality behavior with the isOptionEqualToValue prop.

Type:any

The ref is forwarded to the root element.

Theme default props

You can use MuiAutocomplete to change the default props of this component with the theme.

CSS classes

These class names are useful for styling with CSS. They are applied to the component's slots when specific states are triggered.

.Mui-expandedSTATE

State class applied to the root element if the listbox is displayed.

.Mui-focusedSTATE

State class applied to the root element if focused.

.Mui-focusVisibleSTATE

Styles applied to the option elements if they are keyboard focused.

.MuiAutocomplete-clearIndicator

Styles applied to the clear indicator.

Rule name:clearIndicator

.MuiAutocomplete-endAdornment

Styles applied to the endAdornment element.

Rule name:endAdornment

.MuiAutocomplete-fullWidth

Styles applied to the root element if fullWidth={true}.

Rule name:fullWidth

.MuiAutocomplete-groupLabel

Styles applied to the group's label elements.

Rule name:groupLabel

.MuiAutocomplete-groupUl

Styles applied to the group's ul elements.

Rule name:groupUl

.MuiAutocomplete-hasClearIcon

Styles applied when the clear icon is rendered.

Rule name:hasClearIcon

.MuiAutocomplete-hasPopupIcon

Styles applied when the popup icon is rendered.

Rule name:hasPopupIcon

.MuiAutocomplete-input

Styles applied to the input element.

Rule name:input

.MuiAutocomplete-inputFocused

Styles applied to the input element if the input is focused.

Rule name:inputFocused

.MuiAutocomplete-inputRoot

Styles applied to the Input element.

Rule name:inputRoot

.MuiAutocomplete-listbox

Styles applied to the listbox component.

Rule name:listbox

.MuiAutocomplete-loading

Styles applied to the loading wrapper.

Rule name:loading

.MuiAutocomplete-noOptions

Styles applied to the no option wrapper.

Rule name:noOptions

.MuiAutocomplete-option

Styles applied to the option elements.

Rule name:option

.MuiAutocomplete-paper

Styles applied to the Paper component.

Rule name:paper

.MuiAutocomplete-popper

Styles applied to the popper element.

Rule name:popper

.MuiAutocomplete-popperDisablePortal

Styles applied to the popper element if disablePortal={true}.

Rule name:popperDisablePortal

.MuiAutocomplete-popupIndicator

Styles applied to the popup indicator.

Rule name:popupIndicator

.MuiAutocomplete-popupIndicatorOpen

Styles applied to the popup indicator if the popup is open.

Rule name:popupIndicatorOpen

.MuiAutocomplete-root

Styles applied to the root element.

Rule name:root

.MuiAutocomplete-tag

Styles applied to the tag elements, e.g. the chips.

Rule name:tag

.MuiAutocomplete-tagSizeMedium

Styles applied to the tag elements, e.g. the chips if size="medium".

Rule name:tagSizeMedium

.MuiAutocomplete-tagSizeSmall

Styles applied to the tag elements, e.g. the chips if size="small".

Rule name:tagSizeSmall

You can override the style of the component using one of these customization options:

With a global class name.
With a rule name as part of the component's styleOverrides property in a custom theme.