Select

Selects allow for selecting a single option from a list

() => {
  const [value, setValue] = React.useState('');
  return (
    <Select
      value={value}
      onChange={(e) => setValue(e.target.value)}
      label="Number"
    >
      <MenuItem value={0}>None</MenuItem>
      <MenuItem value={10}>Ten</MenuItem>
      <MenuItem value={20}>Twenty</MenuItem>
      <MenuItem value={30}>Thirty Thirty</MenuItem>
      <MenuItem value={40}>Forty Forty Forty</MenuItem>
    </Select>
  );
};

Types

Name	Description
SelectChangeEvent	Import type for the onChange event.

Props

Prop	Type	Default	Description
autoWidth	bool	false	If true, the width of the popover will automatically be set according to the items inside the menu, otherwise it will be at least the width of the select input.
error	bool	false	If true, the label is displayed in an error state
children	node		The option elements to populate the select with. Can be some MenuItem when native is false and option when native is true. ⚠️The MenuItem elements must be direct descendants when native is false.
classes	object		Override or extend the styles applied to the component. See CSS API below for more details.
defaultValue	any		The default element value. Use when the component is not controlled.
displayEmpty	bool	false	If true, a value is displayed even if no items are selected. In order to display a meaningful value, a function should be passed to the renderValue prop which returns the value to be displayed when no items are selected. You can only use it when the native prop is false (default).
height	"short" \| "tall"		Control how tall or short the component is
IconComponent	elementType	ArrowDropDownIcon	The icon that displays the arrow.
id	string		The id of the wrapper element or the select element when native.
input	element		An Input element; does not have to be a material-ui specific Input.
inputProps	object		Attributes applied to the input element. When native is true, the attributes are applied on the select element.
label	node		See OutlinedInput#label
labelId	string		The ID of an element that acts as an additional label. The Select will be labelled by the additional label and the selected value.
labelWidth	number	0	See OutlinedInput#label
MenuProps	object		Props applied to the Menu element.
multiple	bool	false	If true, value must be an array and the menu will support multiple selections.
native	bool	false	If true, the component will be using a native select element.
onChange	func		Callback function fired when a menu item is selected. Signature: function(event: object, child?: object) => void event: The event source of the callback. You can pull out the new value by accessing event.target.value (any). child: The react element that was selected when native is false (default).
onClose	func		Callback fired when the component requests to be closed. Use in controlled mode (see open). Signature: function(event: object) => void event: The event source of the callback.
onOpen	func		Callback fired when the component requests to be opened. Use in controlled mode (see open). Signature: function(event: object) => void event: The event source of the callback.
open	bool		Control select open state. You can only use it when the native prop is false (default).
renderValue	func		Render the selected value. You can only use it when the native prop is false (default). Signature: function(value: any) => ReactNode value: The value provided to the component.
SelectDisplayProps	object		Props applied to the clickable div element.
value	any		The input value. Providing an empty string will select no options. This prop is required when the native prop is false (default). Set to an empty string '' if you don't want any of the available options to be selected. If the value is an object it must have reference equality with the option in order to be selected. If the value is not an object, the string representation must match with the string representation of the option in order to be selected.

Examples

Error

() => {
  const [value, setValue] = React.useState(10);
  return (
    <Select
      value={value}
      onChange={(e) => setValue(e.target.value)}
      label="Number"
      error
      helperText="Required"
    >
      <MenuItem value="">None</MenuItem>
      <MenuItem value={10}>Ten</MenuItem>
      <MenuItem value={20}>Twenty</MenuItem>
      <MenuItem value={30}>Thirty Thirty</MenuItem>
      <MenuItem value={40}>Forty Forty Forty</MenuItem>
    </Select>
  );
};

MultiSelect

() => {
  const [value, setValue] = React.useState([]);
  return (
    <Select
      value={value}
      multiple
      onChange={(e) => console.log(e.target.value) || setValue(e.target.value)}
      renderValue={(value) => value.join(', ')}
      label="Number"
    >
      <MenuItem value="Ten">
        <Checkbox checked={value.indexOf('Ten') > -1} />
        <ListItemText primary="Ten" />
      </MenuItem>
      <MenuItem value="Twenty">
        <Checkbox checked={value.indexOf('Twenty') > -1} />
        <ListItemText primary="Twenty" />
      </MenuItem>
      <MenuItem value="Thirty">
        <Checkbox checked={value.indexOf('Thirty') > -1} />
        <ListItemText primary="Thirty" />
      </MenuItem>
      <MenuItem value="Forty">
        <Checkbox checked={value.indexOf('Forty') > -1} />
        <ListItemText primary="Forty" />
      </MenuItem>
    </Select>
  );
};

label-less

<Select defaultValue="1">
  <MenuItem value="1">One</MenuItem>
  <MenuItem value="2">Two</MenuItem>
</Select>

Tall label-less

() => {
  const [value, setValue] = React.useState(10);
  return (
    <Select
      height="tall"
      value={value}
      onChange={(e) => setValue(e.target.value)}
    >
      <MenuItem value="">None</MenuItem>
      <MenuItem value={10}>Ten</MenuItem>
      <MenuItem value={20}>Twenty</MenuItem>
      <MenuItem value={30}>Thirty Thirty</MenuItem>
      <MenuItem value={40}>Forty Forty Forty</MenuItem>
    </Select>
  );
};

Read Only

() => {
  const [value, setValue] = React.useState(10);
  return (
    <Select
      labelId="demo-simple-select-readonly-label"
      id="demo-simple-select-readonly"
      value={value}
      label="Read Only"
      inputProps={{ readOnly: true }}
    >
      <MenuItem value={10}>Ten</MenuItem>
      <MenuItem value={20}>Twenty</MenuItem>
      <MenuItem value={30}>Thirty</MenuItem>
    </Select>
  );
};

Disabled State

() => {
  const [value, setValue] = React.useState(10);
  return (
    <Select
      labelId="demo-simple-select-disabled-label"
      id="demo-simple-select-disabled"
      value={value}
      label="Disabled State"
      disabled={true}
    >
      <MenuItem value={10}>Ten</MenuItem>
      <MenuItem value={20}>Twenty</MenuItem>
      <MenuItem value={30}>Thirty</MenuItem>
    </Select>
  );
};