Basic phrase
Input
hello world example
Output
HELLO_WORLD_EXAMPLE
Words are uppercased and separated with underscores.
Text Tools
Review practical Constant Case Converter examples so you can understand expected input, output, and common patterns faster.
Use this constant case converter to turn text into CONSTANT_CASE format for constants, enum values, environment variable names, and configuration labels.
Example pages are especially useful for text tools because they show what good input looks like, what kind of output to expect, and how the tool behaves in common scenarios.
Input
hello world example
Output
HELLO_WORLD_EXAMPLE
Words are uppercased and separated with underscores.
Input
api base url
Output
API_BASE_URL
Useful for constants and environment-style variable names.
Fix: Use Snake Case Converter when you need lowercase identifiers.
Fix: Review the converted output and clean the source text if necessary.
Fix: Use case tools only when you need code-style or config-style naming.
After reviewing these examples, run the live tool with your own input. If your task involves a follow-up step, the related page can help you move to the next tool in the workflow.
Open the main Constant Case Converter page and test your own real input.