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Slider API

The API documentation of the Slider React component. Learn more about the properties and the CSS customization points.

import Slider from '@material-ui/core/Slider';

Props

Name Type Default Description
aria-label string The label of the slider.
aria-labelledby string The id of the element containing a label for the slider.
aria-valuetext string A string value that provides a user-friendly name for the current value of the slider.
classes object Override or extend the styles applied to the component. See CSS API below for more details.
component elementType 'span' The component used for the root node. Either a string to use a DOM element or a component.
defaultValue union: number |
 arrayOf
 The default element value. Use when the component is not controlled.
disabled bool false If true, the slider will be disabled.
getAriaValueText func Accepts a function which returns a string value that provides a user-friendly name for the current value of the slider.

Signature:
function(value: number, index: number) => void
value: The thumb label's value to format
index: The thumb label's index to format
marks union: bool |
 array
 [] Marks indicate predetermined values to which the user can move the slider. If true the marks will be spaced according the value of the step prop. If an array, it should contain objects with value and an optional label keys.
max number 100 The maximum allowed value of the slider. Should not be equal to min.
min number 0 The minimum allowed value of the slider. Should not be equal to max.
name string Name attribute of the hidden input element.
onChange func Callback function that is fired when the slider's value changed.

Signature:
function(event: object, value: any) => void
event: The event source of the callback
value: The new value
onChangeCommitted func Callback function that is fired when the mouseup is triggered.

Signature:
function(event: object, value: any) => void
event: The event source of the callback
value: The new value
orientation enum: 'horizontal' |
 'vertical'
 'horizontal' The slider orientation.
step number 1 The granularity with which the slider can step through values. (A "discrete" slider.) When step is null, the thumb can only be slid onto marks provided with the marks prop.
ThumbComponent elementType 'span' The component used to display the value label.
value union: number |
 arrayOf
 The value of the slider. For ranged sliders, provide an array with two values.
ValueLabelComponent elementType ValueLabel The value label componnet.
valueLabelDisplay enum: 'on' |
 'auto' |
 'off'
 'off' 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.
valueLabelFormat union: string |
 func
 x => x 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

The ref is forwarded to the root element.

Any other properties supplied will be provided to the root element (native element).

CSS

You can override all the class names injected by Material-UI thanks to the classes prop. This prop accepts the following keys:

Name Description
root Styles applied to the root element.
marked Styles applied to the root element if marks is provided with at least one label.
vertical Pseudo-class applied to the root element if orientation="vertical".
disabled Pseudo-class applied to the root element if disabled={true}.
rail Styles applied to the rail element.
track Styles applied to the track element.
thumb Styles applied to the thumb element.
active Pseudo-class applied to the thumb element if it's active.
focusVisible Pseudo-class applied to the thumb element if keyboard focused.
valueLabel Styles applied to the thumb label element.
mark Styles applied to the mark element.
markActive Styles applied to the mark element if active (depending on the value).
markLabel Styles applied to the mark label element.
markLabelActive Styles applied to the mark label element if active (depending on the value).

Have a look at the overriding styles with classes section and the implementation of the component for more detail.

If using the overrides key of the theme, you need to use the following style sheet name: MuiSlider.

Notes

The component is fully StrictMode compatible.

Demos