String data type

reference brazil Updated Sep 10, 2026 1 min read string-data.md

Store alphanumeric text 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 for String variables

Option	Description
Max length	Specifies the maximum length a string value can have when entered from the user interface. The variable can store longer strings than it can display.
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

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---
title: String data type
description: Store alphanumeric text values using JavaScript data conventions.
locale: en-US
canonical_url: https://www.servicenow.com/docs/r/build-workflows/workflow-studio/string-data.html
release: brazil
product: Workflow Studio
classification: workflow-studio
topic_type: reference
last_updated: "2026-09-10"
reading_time_minutes: 1
breadcrumb: [Input and output data variables, Flows, subflows, and actions reference, Flows, subflows, and actions, Workflow Studio, Build workflows]
---

# String data type

Store alphanumeric text 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 for String variables

|Option|Description|
|------|-----------|
|Max length|Specifies the maximum length a string value can have when entered from the user interface. The variable can store longer strings than it can display.|
|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/brazil/markdown/build-workflows/workflow-studio/action-inputs-outputs.md)