---
title: "[Set Up Your Project] - Single Line Textbox"
description: Documentation for the Single Line Textbox field, including what it does and which properties can be configured.
url: https://www.contentstack.com/docs/developers/create-content-types/single-line-textbox
product: Contentstack
doc_type: field-reference
audience:
  - developers
  - content-managers
version: unknown
last_updated: 2026-03-25
---

# [Set Up Your Project] - Single Line Textbox

This page explains what the **Single Line Textbox** field is, how it appears on entries, and which field properties you can configure. It is intended for developers creating content types and anyone who needs to understand how this field behaves when authors enter content.

### Item 1

#### Article section

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Single Line Textbox

##### Content

The **Single Line Textbox** field enables users to type in single-line arbitrary text. When you add this field in content type, you will see a single-line textbox on the [entry](/docs/content-managers/working-with-entries/about-entries) page to enter plain text only, for example, a name or an address line.

**Note:** This field does not provide any formatting options and line breaks.

This field possesses certain [properties](/docs/developers/create-content-types/about-field-properties) that you can change at any time as per your needs. The properties that can be modified are “[Display Name](/docs/developers/create-content-types/display-name),” “[Unique ID](/docs/developers/create-content-types/unique-id),” “[Placeholder Value](/docs/developers/create-content-types/placeholder-value),” “[Instruction Value](/docs/developers/create-content-types/instruction-value),” “[Help Text](/docs/developers/create-content-types/help-text),” “[Number of Characters](/docs/developers/create-content-types/number-of-characters),” “[Validation (Regex)](/docs/developers/create-content-types/validation-regex),” “[Validation Error Message](/docs/developers/create-content-types/validation-error-message),” “[Default Value](/docs/developers/create-content-types/default-value),” “[Mandatory](/docs/developers/create-content-types/mandatory),” “[Multiple](/docs/developers/create-content-types/multiple),” and “[Non-localizable](/docs/developers/create-content-types/non-localizable).”

**Additional Resource**: Read more about [Field Visibility Rules](https://www.contentstack.com/docs/developers/create-content-types/about-field-visibility-rules/) in our documentation where we have covered them extensively.

After adding this field in content type, you will see it on your entry page as shown below:

## Common questions

**How is the Single Line Textbox different from a multi-line text field?**  
The **Single Line Textbox** field enables users to type in single-line arbitrary text and does not provide any formatting options and line breaks.

**Can I change the field settings after creating the content type?**  
This field possesses certain properties that you can change at any time as per your needs.

**What kinds of values should I store in this field?**  
You can use it to enter plain text only, for example, a name or an address line.

**Where can I learn about controlling when this field is shown?**  
Read more about [Field Visibility Rules](https://www.contentstack.com/docs/developers/create-content-types/about-field-visibility-rules/) in the documentation.