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Slider API

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

Component demos

Import

import Slider from '@mui/joy/Slider';
// or
import { Slider } from '@mui/joy';
Learn about the difference by reading this guide on minimizing bundle size.

Props

aria-label

The label of the slider.

Type:string


aria-valuetext

A string value that provides a user-friendly name for the current value of the slider.

Type:string


classes

Override or extend the styles applied to the component.

See CSS API below for more details.

Type:object


color

The color of the component. It supports those theme colors that make sense for this component.

To learn how to add your own colors, check out Themed components—Extend colors.

Type:'danger'
| 'neutral'
| 'primary'
| 'success'
| 'warning'
| string

Default:'primary'


component

The component used for the root node. Either a string to use a HTML element or a component.

Type:elementType


defaultValue

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

Type:Array<number>
| number


disabled

If true, the component is disabled.

Type:bool

Default:false


disableSwap

If true, the active thumb doesn't swap when moving pointer over a thumb while dragging another thumb.

Type:bool

Default:false


getAriaLabel

Accepts a function which returns a string value that provides a user-friendly name for the thumb labels of the slider. This is important for screen reader users.

Type:func

Signature:
function(index: number) => string
  • index The thumb label's index to format.

getAriaValueText

Accepts a function which returns a string value that provides a user-friendly name for the current value of the slider. This is important for screen reader users.

Type:func

Signature:
function(value: number, index: number) => string
  • value The thumb label's value to format.
  • index The thumb label's index to format.

isRtl

If true the Slider will be rendered right-to-left (with the lowest value on the right-hand side).

Type:bool

Default:false


marks

Marks indicate predetermined values to which the user can move the slider. If true the marks are spaced according the value of the step prop. If an array, it should contain objects with value and an optional label keys.

Type:Array<{ label?: node, value: number }>
| bool

Default:false


max

The maximum allowed value of the slider. Should not be equal to min.

Type:number

Default:100


min

The minimum allowed value of the slider. Should not be equal to max.

Type:number

Default:0


name

Name attribute of the hidden input element.

Type:string


onChange

Callback function that is fired when the slider's value changed.

Type:func

Signature:
function(event: Event, value: number | Array, activeThumb: number) => void
  • event The event source of the callback. You can pull out the new value by accessing event.target.value (any). Warning: This is a generic event not a change event.
  • value The new value.
  • activeThumb Index of the currently moved thumb.

onChangeCommitted

Callback function that is fired when the mouseup is triggered.

Type:func

Signature:
function(event: React.SyntheticEvent | Event, value: number | Array) => void
  • event The event source of the callback. Warning: This is a generic event not a change event.
  • value The new value.

orientation

The component orientation.

Type:'horizontal'
| 'vertical'

Default:'horizontal'


scale

A transformation function, to change the scale of the slider.

Type:func

Default:function Identity(x) { return x; }

Signature:
function(x: any) => any

    size

    The size of the component. It accepts theme values between 'sm' and 'lg'.

    To learn how to add custom sizes to the component, check out Themed components—Extend sizes.

    Type:'sm'
    | 'md'
    | 'lg'
    | string

    Default:'md'


    slotProps

    The props used for each slot inside.

    Type:{ input?: func
    | object, mark?: func
    | object, markLabel?: func
    | object, rail?: func
    | object, root?: func
    | object, thumb?: func
    | object, track?: func
    | object, valueLabel?: func
    | object }

    Default:{}


    slots

    The components used for each slot inside.

    See Slots API below for more details.

    Type:{ input?: elementType, mark?: elementType, markLabel?: elementType, rail?: elementType, root?: elementType, thumb?: elementType, track?: elementType, valueLabel?: elementType }

    Default:{}


    step

    The granularity with which the slider can step through values. (A "discrete" slider.) The min prop serves as the origin for the valid values. We recommend (max - min) to be evenly divisible by the step.
    When step is null, the thumb can only be slid onto marks provided with the marks prop.

    Type:number

    Default:1


    sx

    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


    tabIndex

    Tab index attribute of the hidden input element.

    Type:number


    track

    The track presentation:

    • normal the track will render a bar representing the slider value.
    • inverted the track will render a bar representing the remaining slider value.
    • false the track will render without a bar.

    Type:'inverted'
    | 'normal'
    | false

    Default:'normal'


    value

    The value of the slider. For ranged sliders, provide an array with two values.

    Type:Array<number>
    | number


    valueLabelDisplay

    Controls when the value label is displayed:

    • auto the value label will display when the thumb is hovered or focused.
    • on will display persistently.
    • off will never display.

    Type:'auto'
    | 'off'
    | 'on'

    Default:'off'


    valueLabelFormat

    The format function the value label's value.
    When a function is provided, it should have the following signature:
    - {number} value The value label's value to format - {number} index The value label's index to format

    Type:func
    | string

    Default:function Identity(x) { return x; }


    variant

    The global variant to use.

    To learn how to add your own variants, check out Themed components—Extend variants.

    Type:'outlined'
    | 'plain'
    | 'soft'
    | 'solid'
    | string

    Default:'solid'


    The ref is forwarded to the root element.

    Theme default props

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


    Slots

    To learn how to customize the slot, check out the Overriding component structure guide.

    root

    The component that renders the root.

    Class name: .MuiSlider-root

    Default component: 'span'


    track

    The component that renders the track.

    Class name: .MuiSlider-track

    Default component: 'span'


    rail

    The component that renders the rail.

    Class name: .MuiSlider-rail

    Default component: 'span'


    thumb

    The component that renders the thumb.

    Class name: .MuiSlider-thumb

    Default component: 'span'


    mark

    The component that renders the mark.

    Class name: .MuiSlider-mark

    Default component: 'span'


    markLabel

    The component that renders the mark label.

    Class name: .MuiSlider-markLabel

    Default component: 'span'


    valueLabel

    The component that renders the value label.

    Default component: 'span'


    input

    The component that renders the input.

    Default component: 'input'


    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-activeSTATE

    State class applied to the thumb element if it's active.


    .Mui-disabledSTATE

    State class applied to the root and thumb element if disabled={true}.


    .Mui-focusVisibleSTATE

    State class applied to the thumb element if keyboard focused.


    .MuiSlider-dragging

    State class applied to the root if a thumb is being dragged.

    Rule name:dragging


    .MuiSlider-markActive

    Class name applied to the mark element if active (depending on the value).

    Rule name:markActive


    .MuiSlider-marked

    Class name applied to the root element if marks is provided with at least one label.

    Rule name:marked


    .MuiSlider-markLabelActive

    Class name applied to the mark label element if active (depending on the value).

    Rule name:markLabelActive


    .MuiSlider-trackFalse

    Class name applied to the root element if track={false}.

    Rule name:trackFalse


    .MuiSlider-trackInverted

    Class name applied to the root element if track="inverted".

    Rule name:trackInverted


    .MuiSlider-vertical

    Class name applied to the root element if orientation="vertical".

    Rule name:vertical



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

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