Case Converter

camelCase, snake_case, kebab-case and 7 more styles

Quick Answer

Case Converter: camelCase, snake_case, kebab-case and 7 more styles. camelCase (JS vars) · PascalCase (classes/components).

Input (any style)

Detected 4 words: user · profile · image · url

How words were detected

1Insert space at camelCase boundaries (lower→upper): aB → a B
2Split acronym runs: HTTPServer → HTTP Server
3Split on all separators: space / - _ . / \
4Lowercase all → 4 word(s): user, profile, image, url
5Rejoin per style rule (capitalize / separator / case)

Style usage by language

Language	Variables/funcs	Class/type	Constant
JavaScript/TS	camelCase	PascalCase	SCREAMING_SNAKE
Python	snake_case	PascalCase	SCREAMING_SNAKE
Java	camelCase	PascalCase	SCREAMING_SNAKE
Go	camelCase	PascalCase	camelCase/PascalCase
Rust	snake_case	PascalCase	SCREAMING_SNAKE
C#	camelCase	PascalCase	PascalCase
CSS/HTML	kebab-case	—	—

Detection handles camelCase boundaries, acronyms (HTTPServer → http + server) and all separators. Digits stay attached to their word. Convention tip: pick one style per project and enforce it with a linter (eslint naming-convention / pylint).

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How to Use

Paste or type content: drop code/text into the Case Converter or fill the parameters.
Choose mode/options: switch format, rules or processing as needed.
Live output: results appear instantly — nothing is submitted, data stays in your browser.
One-click copy: copy the output straight into your development environment.

Key Points

Case Converter is a free online developer tool — open and use, no sign-up.
All calculations run locally in your browser; your data never leaves the device.
Key capability: camelCase, snake_case, kebab-case and 7 more styles.
Results come with formulas and reference tables so you can verify every number.

Formula & How It Works

Naming conventions

camelCase (JS vars) · PascalCase (classes/components)

snake_case (Python/DB) · SCREAMING_SNAKE_CASE (constants)

kebab-case (URLs/CSS) · Train-Case (HTTP headers) · dot.case (config keys)

FAQ

How do I use the Case Converter?

Open the page and fill in the input fields — results update automatically. camelCase, snake_case, kebab-case and 7 more styles.

Are the results accurate?

Yes. Standard formulas and conversion factors are used and verified.

Is it free? Do I need to sign up?

Completely free. No registration, login or download required.

Does it work on mobile?

Yes. The responsive design works on phones, tablets and desktops.

Is my data saved?

No. Everything runs locally in your browser.

Related Guides

Source & Updates

Based on RFC 4648, ECMA-262 and related specifications. Last updated: 2025-07

Last updated: 2026-08-07

Formulas and content on this page are reviewed by the YiJianSuan team. For reference only — official sources prevail.

Cite this page: YiJianSuan. Case Converter[EB/OL]. https://www.yijiansuan.com/en/c/dev/case-convert

Results provided by this tool are for reference only and do not constitute professional advice.