Variable Name Converter

Quickly convert variable naming styles. Supports 6 formats including camelCase, snake_case, and kebab-case.

Enter variable name (multi-line batch conversion supported)

Conversion Result

camelCase (Lower camel)

First letter lowercase, each subsequent word starts with a capital letter

JavaScript, Java variables

PascalCase (Upper camel)

First letter of every word capitalized

Class names, component names

snake_case (Underscore)

Words separated by underscores, all lowercase

Python, Ruby, database fields

CONSTANT (Constant)

Words separated by underscores, all uppercase

Constants, environment variables

kebab-case (Kebab)

Words separated by hyphens, all lowercase

CSS class names, URL paths

dot.case (Dot)

Words separated by dots, all lowercase

Config files, domain names

userName → user_name

firstName → first_name

API_KEY → apiKey

data-source → dataSource