Detects the casing of the input string (camelcase, lowercase, snakecase etc).
Please consider following this project's author, Jon Schlinkert, and consider starring the project to show your ❤️ and support.
Install with npm:
$ npm install --save detect-caseThe main export is a function that takes a string as the only argument.
const detectCase = require('detect-case');
// or
const { detectCase } = require('detect-case');
// or
import detectCase from 'detect-case';
// or
import { detectCase } from 'detect-case';
console.log(detectCase('foo')); // lowercase
console.log(detectCase('FOO')); // uppercase
console.log(detectCase('Foo')); // titlecase
console.log(detectCase('A Good Year')); // titlecase
console.log(detectCase('A very long year')); // sentencecase
console.log(detectCase('FooBar')); // pascalcase
console.log(detectCase('fooBar')); // camelcase
console.log(detectCase('foo_bar')); // snakecase
console.log(detectCase('FOO_BAR')); // uppersnake
console.log(detectCase('1223344')); // unknownContributing
Pull requests and stars are always welcome. For bugs and feature requests, please create an issue.
Please read the contributing guide for advice on opening issues, pull requests, and coding standards.
Running Tests
Running and reviewing unit tests is a great way to get familiarized with a library and its API. You can install dependencies and run tests with the following command:
$ npm install && npm testBuilding docs
(This project's readme.md is generated by verb, please don't edit the readme directly. Any changes to the readme must be made in the .verb.md readme template.)
To generate the readme, run the following command:
$ npm install -g verbose/verb#dev verb-generate-readme && verbJon Schlinkert
Copyright © 2025, Jon Schlinkert. Released under the MIT License.
This file was generated by verb-generate-readme, v0.8.0, on January 26, 2025.