---
title: True/false data type
description: Store true or false values using JavaScript data conventions.
locale: en-US
canonical_url: https://www.servicenow.com/docs/r/australia/build-workflows/workflow-studio/true-false-data.html
release: australia
product: Workflow Studio
classification: workflow-studio
topic_type: reference
last_updated: "2026-03-12"
reading_time_minutes: 1
breadcrumb: [Input and output data variables, Flows, subflows, and actions reference, Flows, subflows, and actions, Workflow Studio, Build workflows]
---

# True/false data type

Store true or false values using JavaScript data conventions.

## Basic options

|Option|Description|
|------|-----------|
|Label|Displays the label used to identify the data variable in the Workflow Studio interface. The label can consist of any text.|
|Name|Displays the name used to identify the data variable in script calls. The name can only consist of alphanumeric and underscore characters. The system automatically converts the label into a valid name by removing or replacing any special characters.|
|Type|Indicates the type of data stored by the data variable.|
|Mandatory|Indicates whether the data variable must contain a value when configured in an action.|

## Advanced options

|Option|Description|
|------|-----------|
|Hint|Provides guidance to flow or action designers on how to configure the data.|
|Default value|Specifies the value used when a flow or action designer does not provide a value.|

**Parent Topic:**[Workflow Studio input and output data variables](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/build-workflows/workflow-studio/action-inputs-outputs.md)