decamelize
Convert a camelized string into a lowercased one with a custom separator: unicornRainbow → unicorn_rainbow
Last updated 7 days ago by sindresorhus .
MIT · Repository · Bugs · Original npm · Tarball · package.json
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decamelize

Convert a camelized string into a lowercased one with a custom separator
Example: unicornRainbowunicorn_rainbow

Install

$ npm install decamelize

Usage

const decamelize = require('decamelize');

decamelize('unicornRainbow');
//=> 'unicorn_rainbow'

decamelize('unicornRainbow', {separator: '-'});
//=> 'unicorn-rainbow'

decamelize('testGUILabel', {preserveConsecutiveUppercase: true});
//=> 'test_GUI_label'

decamelize('testGUILabel', {preserveConsecutiveUppercase: false});
//=> 'test_gui_label'

API

decamelize(input, options?)

input

Type: string

options

Type: object

separator

Type: string
Default: '_'

Character or string inserted to separate words in string.

cosnt decamelize = require('decamelize');

decamelize('unicornRainbow');
//=> 'unicorn_rainbow'

decamelize('unicornRainbow', {separator: '-'});
//=> 'unicorn-rainbow'
preserveConsecutiveUppercase

Type: boolean
Default: false

Preserve sequences of uppercase characters.

const decamelize = require('decamelize');

decamelize('testGUILabel');
//=> 'test_gui_label'

decamelize('testGUILabel', {preserveConsecutiveUppercase: true});
//=> 'test_GUI_label'

Related

See camelcase for the inverse.


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