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es-toolkit

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A state-of-the-art, high-performance JavaScript utility library with a small bundle size and strong type annotations.

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import { capitalize } from "./capitalize.mjs"; import { words } from "./words.mjs"; //#region src/string/camelCase.ts /** * Converts a string to camel case. * * Camel case is the naming convention in which the first word is written in lowercase and * each subsequent word begins with a capital letter, concatenated without any separator characters. * * @param str - The string that is to be changed to camel case. * @returns The converted string to camel case. * * @example * const convertedStr1 = camelCase('camelCase') // returns 'camelCase' * const convertedStr2 = camelCase('some whitespace') // returns 'someWhitespace' * const convertedStr3 = camelCase('hyphen-text') // returns 'hyphenText' * const convertedStr4 = camelCase('HTTPRequest') // returns 'httpRequest' * const convertedStr5 = camelCase('Keep unicode 😅') // returns 'keepUnicode😅' */ function camelCase(str) { const words$1 = words(str); if (words$1.length === 0) return ""; const [first, ...rest] = words$1; return `${first.toLowerCase()}${rest.map((word) => capitalize(word)).join("")}`; } //#endregion export { camelCase };