Text Case Converter

Convert text between camelCase, PascalCase, snake_case, kebab-case, CONSTANT_CASE, and more. Instant results, 100% in your browser.

How it works: Type or paste your text in the input field, then click any case format button to convert. The tool intelligently detects word boundaries from spaces, camelCase, underscores, hyphens, and other separators to produce accurate conversions.

4 {count} words · 24 {count} chars
camelCase
helloWorldExampleText
PascalCase
HelloWorldExampleText
snake_case
hello_world_example_text
kebab-case
hello-world-example-text
CONSTANT_CASE
HELLO_WORLD_EXAMPLE_TEXT
dot.case
hello.world.example.text
path/case
hello/world/example/text
UPPERCASE
HELLO WORLD EXAMPLE TEXT
lowercase
hello world example text
Title Case
Hello World Example Text
Sentence case
Hello world example text

What is Text Case Conversion?

Text case conversion is the process of transforming text from one naming convention to another. Different programming languages, frameworks, and contexts use different case styles for variables, functions, constants, and file names. A case converter lets you quickly switch between these formats without manually retyping or reformatting your text.

Common Case Formats in Programming

Each case format has a specific use in software development. camelCase starts lowercase with each subsequent word capitalized (used in JavaScript and Java variables). PascalCase capitalizes every word (used for class names). snake_case uses underscores between lowercase words (common in Python and Ruby). kebab-case uses hyphens (used in CSS classes and URLs). CONSTANT_CASE is all uppercase with underscores (used for constants and environment variables).

When to Use Which Case

The right case format depends on your language and context. Follow your project's conventions: JavaScript/TypeScript typically uses camelCase for variables and PascalCase for components. Python prefers snake_case for variables and CONSTANT_CASE for constants. CSS uses kebab-case for class names. Database columns often use snake_case. API endpoints and URLs commonly use kebab-case or snake_case.

Case Conversion Tips

  • Stay consistent — pick one convention per context and stick to it
  • Respect language standards — follow what the ecosystem expects
  • Handle acronyms carefully — XMLParser vs XmlParser depends on your style guide
  • Test edge cases — single-letter words, numbers, and special characters
  • Use automated tools — avoid manual conversion errors on large batches