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snake_case Converter
Convert text to snake_case format
0 characters 0 characters (no spaces) 0 words 0 sentences 0 lines
About snake_case Converter
The snake_case Converter transforms your text into snake_case format, where all letters are lowercase and words are separated by underscores. This naming convention is the standard in Python, Ruby, and is commonly used for database column names, file names, and API parameters.
Examples
Before
Hello World
After
hello_world
Before
userFirstName
After
user_first_name
Before
API Response Data
After
api_response_data
Common Use Cases
Python Variables
Name variables following PEP8
Database Columns
Name columns in SQL databases
File Names
Create clean file names
How to Use snake_case Converter
- 1
Enter Your Text
Type or paste your text into the input box above. You can also click "Load Sample" for example text.
- 2
See Instant Results
Your text is automatically converted as you type. The result appears in the output box in real-time.
- 3
Copy or Download
Click "Copy" to copy to clipboard, or "Download" to save as a .txt file. Use "Swap" to convert again.
Frequently Asked Questions
snake_case is a naming convention where all letters are lowercase and words are separated by underscores (_).
The underscores connecting words look like a snake lying on the ground, hence the name.
Use snake_case for Python variables and functions, Ruby methods, database columns, and file names.