Change Case

Quickly convert strings between camelCase, PascalCase, Title Case, snake_case, lowercase, UPPERCASE, CONSTANT_CASE, etc.

Installation

npm install change-case --save

API

var changeCase = require('change-case');

upperCase changeCase.upperCase(string)

Upper cases a string.

changeCase.upperCase('test string');
--> "TEST STRING"

lowerCase changeCase.lowerCase(string)

Lower cases a string.

changeCase.lowerCase('TEST STRING');
--> "test string"

upperCaseFirst changeCase.upperCaseFirst(string)

Upper cases only the first character of a string.

changeCase.upperCaseFirst('test string');
--> "Test string"

lowerCaseFirst changeCase.lowerCaseFirst(string)

Lower cases only the first character of a string.

changeCase.lowerCaseFirst('TEST STRING');
--> "tEST STRING"

titleCase changeCase.titleCase(string, capitalizeAll)

Title cases a string, usually user inputted strings that should be displayed as titles. It attempts to correct formatting of the sentence. If you need to parse a string in a different format, trying passing it through sentenceCase first.

changeCase.titleCase('a simple test');
--> "A Simple Test"

changeCase.titleCase('i found a bug');
--> "I Found a Bug"

changeCase.titleCase('i found a bug', true);
--> "I Found A Bug"

sentenceCase changeCase.sentenceCase(string)

Transforms a string from any format to a lower cased sentence.

changeCase.sentenceCase('testString');
--> "test string"

camelCase changeCase.camelCase(string)

Converts a string to a camel cased word.

changeCase.camelCase('test string');
--> "testString"

snakeCase changeCase.snakeCase(string)

Converts a string to an underscore separated string.

changeCase.snakeCase('test string');
--> "test_string"

paramCase changeCase.paramCase(string)

Converts a string to a dash separated string.

changeCase.paramCase('test string');
--> "test-case"

dotCase changeCase.dotCase(string)

Converts a string to a period separated string.

changeCase.dotCase('test string');
--> "test.string"

pathCase changeCase.pathCase(string)

Converts a string to a slash separated string.

changeCase.pathCase('test string');
--> "test/string"

constantCase changeCase.constantCase(string)

Converts a string to a constant styled string (upper case separated by underscores).

changeCase.constantCase('test string');
--> "TEST_STRING"

switchCase changeCase.switchCase(string)

Reverses the strings case.

changeCase.switchCase('Test String');
--> "tEST sTRING"

License

MIT