Categories

Text to Snake Case

Convert text to snake_case (lowercase with underscores)

Key Facts

Category
Text Processing
Input Types
text
Output Type
text
Sample Coverage
4
API Ready
Yes

Overview

The Text to Snake Case tool instantly transforms any string into snake_case format, converting characters to lowercase and replacing spaces or separators with underscores. It is an essential utility for developers and data analysts who need to standardize naming conventions for variables, database columns, or file names.

When to Use

  • Standardizing variable names for programming languages like Python or Ruby.
  • Formatting database column headers to ensure consistency across schemas.
  • Creating clean, URL-friendly file names from descriptive titles.

How It Works

  • Enter your source text into the input field.
  • The tool automatically converts all characters to lowercase.
  • Spaces and special characters are replaced with underscores to create a single, continuous string.
  • Copy the resulting snake_case text directly to your clipboard for immediate use.

Use Cases

Preparing clean identifiers for API endpoints and JSON keys.
Renaming local files to follow a uniform, underscore-separated naming scheme.
Refactoring legacy code to adhere to modern snake_case style guides.

Examples

1. Standardizing Database Columns

Database Administrator
Background
A team is migrating data from a spreadsheet with messy, spaced-out column headers into a SQL database.
Problem
The database requires column names to be in snake_case to prevent syntax errors and maintain readability.
How to Use
Paste the header names like 'First Name', 'Date of Birth', and 'Account Balance' into the tool.
Outcome
The tool outputs 'first_name', 'date_of_birth', and 'account_balance', which are ready to be used as valid SQL column identifiers.

2. Formatting Variable Names

Software Developer
Background
A developer is writing a Python script and needs to define several descriptive variables based on user input fields.
Problem
Manually typing and checking for consistent casing and underscores is prone to typos.
How to Use
Enter the descriptive names like 'User Authentication Token' and 'Session Timeout Duration' into the input box.
Outcome
The tool instantly generates 'user_authentication_token' and 'session_timeout_duration', ensuring the code follows PEP 8 naming conventions.

Try with Samples

text

Related Hubs

FAQ

What is snake_case?

Snake case is a naming convention where words are written in lowercase and separated by underscores, such as 'my_variable_name'.

Does this tool handle special characters?

Yes, the tool replaces spaces and most non-alphanumeric characters with underscores to ensure the output is valid for code identifiers.

Is the conversion case-sensitive?

The tool automatically converts all input text to lowercase regardless of the original casing.

Can I convert multiple lines at once?

Yes, you can input multiple lines of text, and the tool will process them according to standard snake_case rules.

Is this tool free to use?

Yes, this utility is completely free and runs directly in your browser without requiring any downloads.

API Documentation

Request Endpoint

POST /en/api/tools/text-snake-case

Request Parameters

Parameter Name Type Required Description
text text Yes -

Response Format

{
  "result": "Processed text content",
  "error": "Error message (optional)",
  "message": "Notification message (optional)",
  "metadata": {
    "key": "value"
  }
}
Text: Text

AI MCP Documentation

Add this tool to your MCP server configuration:

{
  "mcpServers": {
    "elysiatools-text-snake-case": {
      "name": "text-snake-case",
      "description": "Convert text to snake_case (lowercase with underscores)",
      "baseUrl": "https://elysiatools.com/mcp/sse?toolId=text-snake-case",
      "command": "",
      "args": [],
      "env": {},
      "isActive": true,
      "type": "sse"
    }
  }
}

You can chain multiple tools, e.g.: `https://elysiatools.com/mcp/sse?toolId=png-to-webp,jpg-to-webp,gif-to-webp`, max 20 tools.

If you encounter any issues, please contact us at [email protected]