Text Tools
Convert text into CONSTANT_CASE for constants, enums, and environment keys.
Use this constant case converter to turn text into CONSTANT_CASE format for constants, enum values, environment variable names, and configuration labels.
Use this constant case converter to turn text into CONSTANT_CASE format for constants, enum values, environment variable names, and configuration labels.
Use constant case converter when you need a fast browser-based result without extra setup. It works well for quick checks, one-off tasks, and routine formatting or calculation work.
Read step-by-step usage guidance, best practices, and common mistakes.
See common questions and answers about input, output, and tool usage.
Review practical input and output examples before running the tool.
Find similar and supporting tools for adjacent actions and follow-up tasks.
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.
CONSTANT_CASE is a naming style where words are uppercase and separated with underscores.
Developers often use it for constants, environment variables, and enum values.
Yes. It turns spaces and common separators into underscores and uppercases the result.
Constant case is uppercase with underscores, while snake case is lowercase with underscores.
Yes. The tool normalizes common separators and converts the text into CONSTANT_CASE.