ToolJet/docs/versioned_docs/version-2.35.0/widgets/dropdown.md

---
id: dropdown
title: Dropdown
---
# Dropdown

The **Dropdown** component can be used to collect user input from a list of options.

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## Properties

| <div style={{ width:"135px"}}> Property </div> | <div style={{ width:"100px"}}> Description </div> |
|:----------- |:----------- |
| Label | Set the value of the label in the dropdown. The value can also be set dynamically using JavaScript. For example, set the Label value to `Select the {{components.text1.text}}` |
| Default value | Specify the default selected option in the dropdown |
| Option value | The option values correspond to the different options available in the dropdown. Dynamically set the option values based on your query, for example: `{{queries.datasource.data.map(item => item.value)}}` |
| Option labels | The option values correspond to the different options available in the dropdown. Dynamically set the option values based on your query, for example: `{{queries.datasource.data.map(item => item.value)}}` |
| Options loading state | Enable this property to display a loading state in the widget. By default, it is turned off. You can programmatically toggle it by setting the values to `{{true}}` or `{{false}}` using the `Fx` button |
| Default placeholder | Set a placeholder value that appears in the dropdown when no default option is selected or set |
| Advanced | The option labels represent the displayed labels for each value in the dropdown list. Dynamically set the option labels based on your query, for example: `{{queries.datasource.data.map(item => item.value)}}` |

For example:
```json
{{[	{label: 'One',value: 1,disable: false,visible: true},{label: 'Two',value: 2,disable: false,visible: true},{label: 'Three',value: 3,disable: false,visible: true}	]}}
```
Each object in the array should include the following key-value pairs:

| <div style={{ width:"100px"}}> Key </div> | <div style={{ width:"100px"}}> Value </div> |
|:--- |:----- |
| label | Option label |
| value | Option value |
| disable | Set to true to disable the option for selection, and false to keep it enabled |
| visible | Set to true to display the option in the dropdown list, and false to hide it |

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## Events

| <div style={{ width:"135px"}}> Event </div> | <div style={{ width:"100px"}}> Description </div> |
|:----------- |:----------- |
| On select | On select event is triggered when an option is selected | 
| On search text changed | This event is triggered whenever the user searches through the options by typing on the dropdown's input box. The corresponding search text will be exposed as `searchText` |

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## Component Specific Actions (CSA)

| <div style={{ width:"100px"}}> Actions </div> | <div style={{ width:"135px"}}> Description </div> | <div style={{ width:"135px"}}> How To Access </div> |
|:-------- |:----------- |:-------- |
| selectOption | You can set an option on the Dropdown component via a component-specific action within any event handler.| The option to employ a RunJS query to execute component-specific actions such as `await components.dropdown1.setOption(1)` |

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## Exposed Variables

| <div style={{ width:"100px"}}> Variable </div> | <div style={{ width:"150px"}}> Description </div> | <div style={{ width:"135px"}}> How To Access </div> |
|:-------- |:----------- |:--------- |
| Value | Holds the value of the currently selected item on the dropdown.|  Value can be accesed using `{{components.dropdown1.value}}` |
| searchText | This variable is initially empty and will hold the value whenever the user searches on the dropdown. | searchText's value can be accesed using`{{components.dropdown1.searchText}}` |
| label | The variable label holds the label name of the dropdown. | label's value can be accesed using`{{components.dropdown1.searchText}}` |
| optionLabels | The optionLabels holds the option labels for the values of the dropdown. | optionLabels can be accesed using`{{components.dropdown1.optionLabels}}` for all the option labels in the array form or `{{components.dropdown1.optionLabels[0]}}` for particular option label |
| selectedOptionLabel | The variable holds the label of the selected option in the dropdown components. | The selected option label can be accessed dynamically using `{{components.dropdown1.selectedOptionLabel}}` |

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## Validation

### Custom Validation

Add a validation for the options in Dropdown widget using the ternary operator.

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## General
### Tooltip

A Tooltip is often used to specify extra information about something when the user hovers the mouse pointer over the widget.

Under the <b>General</b> accordion, you can set the value in the string format. Now hovering over the widget will display the string as the tooltip.

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## Layout

| <div style={{ width:"100px"}}> Layout </div> | <div style={{ width:"100px"}}> Description </div> | <div style={{ width:"135px"}}> Expected Value </div> |
|:--------------- |:----------------------------------------- | :------------------------------------------------------------------------------------------------------------- |
| Show on desktop | Toggle on or off to display desktop view. | You can programmatically determining the value by clicking on `Fx` to set the value `{{true}}` or `{{false}}` |
| Show on mobile  | Toggle on or off to display mobile view.  | You can programmatically determining the value by clicking on `Fx` to set the value `{{true}}` or `{{false}}` |

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## Styles

| <div style={{ width:"100px"}}> Style </div> | <div style={{ width:"100px"}}> Description </div> | 
|:--------------- |:----------------------------------------- |
| Border radius | Use this property to modify the border radius of the dropdown. The field expects only numerical value from `1` to `100`. By default, it's set to `0` |
| Visibility | This is to control the visibility of the widget. If `{{false}}` the widget will not visible after the app is deployed. It can only have boolean values i.e. either `{{true}}` or `{{false}}`. By default, it's set to `{{true}}` |
| Selected text color | Change the text color of the selected option in the widget by providing the `HEX color code` or choosing the color from color picker|
| Disable | This property only accepts boolean values. If set to `{{true}}`, the widget will be locked and becomes non-functional. By default, its value is set to `{{false}}` |
| Align text | You can align the text inside the widget in following ways: left, right, center, justified |

:::info
Any property having `Fx` button next to its field can be **programmatically configured**.
:::

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