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Autocomplete API

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

Demos

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.

NameTypeDefaultDescription
options*array-

A list of options that will be shown in the Autocomplete.

renderInput*func-

Render the input.

Signature:function(params: object) => ReactNode
    autoCompleteboolfalse

    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.

    autoHighlightboolfalse

    If true, the first option is automatically highlighted.

    autoSelectboolfalse

    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.

    blurOnSelect'mouse'
    | 'touch'
    | bool    		false

    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.
    ChipPropsobject-

    Props applied to the Chip element.

    classesobject-

    Override or extend the styles applied to the component.

    See CSS classes API below for more details.

    clearIconnode<ClearIcon fontSize="small" />

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

    clearOnBlurbool!props.freeSolo

    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.

    clearOnEscapeboolfalse

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

    clearTextstring'Clear'

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

    closeTextstring'Close'

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

    componentsProps{ clearIndicator?: object, paper?: object, popper?: object, popupIndicator?: object }-

    The props used for each slot inside.

    defaultValueanyprops.multiple ? [] : null

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

    disableClearableboolfalse

    If true, the input can't be cleared.

    disableCloseOnSelectboolfalse

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

    disabledboolfalse

    If true, the component is disabled.

    disabledItemsFocusableboolfalse

    If true, will allow focus on disabled items.

    disableListWrapboolfalse

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

    disablePortalboolfalse

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

    filterOptionsfunccreateFilterOptions()

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

    Signature:function(options: Array, state: object) => Array
    • options The options to render.
    • state The state of the component.
    filterSelectedOptionsboolfalse

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

    forcePopupIcon'auto'
    | bool    		'auto'

    Force the visibility display of the popup icon.

    freeSoloboolfalse

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

    fullWidthboolfalse

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

    getLimitTagsTextfunc(more) => `+${more}`

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

    Signature:function(more: number) => ReactNode
    • more The number of truncated tags.
    getOptionDisabledfunc-

    Used to determine the disabled state for a given option.

    Signature:function(option: Value) => boolean
    • option The option to test.
    getOptionKeyfunc-

    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).

    Signature:function(option: Value) => string | number
    • option The option to get the key for.
    getOptionLabelfunc(option) => option.label ?? option

    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.

    Signature:function(option: Value) => string
      groupByfunc-

      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.

      Signature:function(options: Value) => string
      • options The options to group.
      handleHomeEndKeysbool!props.freeSolo

      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.

      idstring-

      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.

      includeInputInListboolfalse

      If true, the highlight can move to the input.

      inputValuestring-

      The input value.

      isOptionEqualToValuefunc-

      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.

      Signature:function(option: Value, value: Value) => boolean
      • option The option to test.
      • value The value to test against.
      limitTagsinteger-1

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

      ListboxComponentelementType'ul'

      The component used to render the listbox.

      ListboxPropsobject-

      Props applied to the Listbox element.

      loadingboolfalse

      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, for example options are empty).

      loadingTextnode'Loading…'

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

      multipleboolfalse

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

      noOptionsTextnode'No options'

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

      onChangefunc-

      Callback fired when the value changes.

      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".
      onClosefunc-

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

      Signature:function(event: React.SyntheticEvent, reason: string) => void
      • event The event source of the callback.
      • reason Can be: "toggleInput", "escape", "selectOption", "removeOption", "blur".
      onHighlightChangefunc-

      Callback fired when the highlight option changes.

      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".
      onInputChangefunc-

      Callback fired when the input value changes.

      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", "blur", "selectOption", "removeOption"
      onOpenfunc-

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

      Signature:function(event: React.SyntheticEvent) => void
      • event The event source of the callback.
      openbool-

      If true, the component is shown.

      openOnFocusboolfalse

      If true, the popup will open on input focus.

      openTextstring'Open'

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

      PaperComponentelementTypePaper

      The component used to render the body of the popup.

      PopperComponentelementTypePopper

      The component used to position the popup.

      popupIconnode<ArrowDropDownIcon />

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

      readOnlyboolfalse

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

      renderGroupfunc-

      Render the group.

      Signature:function(params: AutocompleteRenderGroupParams) => ReactNode
      • params The group to render.
      renderOptionfunc-

      Render the option, use getOptionLabel by default.

      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.
      renderTagsfunc-

      Render the selected value.

      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.
      selectOnFocusbool!props.freeSolo

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

      size'small'
      | 'medium'
      | string      		'medium'

      The size of the component.

      slotProps{ chip?: func
      | object, clearIndicator?: func
      | object, listbox?: func
      | object, paper?: func
      | object, popper?: func
      | object, popupIndicator?: func
      | object }      		{}

      The props used for each slot inside.

      slots{ listbox?: elementType, paper?: elementType, popper?: elementType }{}

      The components used for each slot inside.

      sxArray<func
      | object
      | bool>
      | func
      | object      		-

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

      See the `sx` page for more details.

      valueany-

      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.

      The component cannot hold a ref.

      Theme default props

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

      Slots

      Slot nameClass nameDefault componentDescription
      listbox.MuiAutocomplete-listbox'ul'The component used to render the listbox.
      paper.MuiAutocomplete-paperPaperThe component used to render the body of the popup.
      popper.MuiAutocomplete-popperPopperThe component used to position the popup.

      CSS classes

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

      Class nameRule nameDescription
      .Mui-expandedState class applied to the root element if the listbox is displayed.
      .Mui-focusedState class applied to the root element if focused.
      .Mui-focusVisibleStyles applied to the option elements if they are keyboard focused.
      .MuiAutocomplete-clearIndicatorclearIndicatorStyles applied to the clear indicator.
      .MuiAutocomplete-endAdornmentendAdornmentStyles applied to the endAdornment element.
      .MuiAutocomplete-fullWidthfullWidthStyles applied to the root element if fullWidth={true}.
      .MuiAutocomplete-groupLabelgroupLabelStyles applied to the group's label elements.
      .MuiAutocomplete-groupUlgroupUlStyles applied to the group's ul elements.
      .MuiAutocomplete-hasClearIconhasClearIconStyles applied when the clear icon is rendered.
      .MuiAutocomplete-hasPopupIconhasPopupIconStyles applied when the popup icon is rendered.
      .MuiAutocomplete-inputinputStyles applied to the input element.
      .MuiAutocomplete-inputFocusedinputFocusedStyles applied to the input element if the input is focused.
      .MuiAutocomplete-inputRootinputRootStyles applied to the Input element.
      .MuiAutocomplete-loadingloadingStyles applied to the loading wrapper.
      .MuiAutocomplete-noOptionsnoOptionsStyles applied to the no option wrapper.
      .MuiAutocomplete-optionoptionStyles applied to the option elements.
      .MuiAutocomplete-popperDisablePortalpopperDisablePortalStyles applied to the popper element if disablePortal={true}.
      .MuiAutocomplete-popupIndicatorpopupIndicatorStyles applied to the popup indicator.
      .MuiAutocomplete-popupIndicatorOpenpopupIndicatorOpenStyles applied to the popup indicator if the popup is open.
      .MuiAutocomplete-rootrootStyles applied to the root element.
      .MuiAutocomplete-tagtagStyles applied to the tag elements, for example the chips.
      .MuiAutocomplete-tagSizeMediumtagSizeMediumStyles applied to the tag elements, for example the chips if size="medium".
      .MuiAutocomplete-tagSizeSmalltagSizeSmallStyles applied to the tag elements, for example the chips if size="small".

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

      Source code

      If you did not find the information in this page, consider having a look at the implementation of the component for more detail.