Convert Text to UPPER_SNAKE_CASE

Replace spaces with underscores and convert to uppercase.

UPPER_SNAKE_CASE Converter

Convert your text to UPPER_SNAKE_CASE instantly with our free online tool. Simply enter your text, and we’ll transform it into uppercase letters with underscores separating each word.

Why is it called UPPER_SNAKE_CASE?

UPPER_SNAKE_CASE is a text format where all letters are capitalized and words are separated by underscores. It is commonly used in programming to define constants, ensuring that variables meant to remain unchanged are easily distinguishable.

Learn more about it on Wikipedia.

Common use cases for UPPER_SNAKE_CASE

  • Defining constants in programming (e.g., MAX_CONNECTIONS, API_KEY).
  • Environment variables in server-side applications (e.g., DATABASE_URL, SECRET_KEY).
  • Config files and settings that should not change.

What are other names that people use for this casing?

Related casings

How to use the UPPER_SNAKE_CASE converter

  1. Type or paste your text into the input box.
  2. Click the "Convert" button.
  3. Copy the converted text and use it in your projects.

FAQ

Is UPPER_SNAKE_CASE case-sensitive?

Yes, UPPER_SNAKE_CASE is always written in uppercase letters.

Why use underscores instead of spaces?

Underscores are commonly used in programming languages that don't allow spaces in variable names.

Which programming languages use UPPER_SNAKE_CASE?

It is popular in Python, JavaScript, Java, C, C++, and many other languages for defining constants.

Try our UPPER_SNAKE_CASE converter now and transform your text effortlessly!