文本工具

大小写转换器

在大写、小写、标题格式、驼峰命名、下划线命名等之间转换文本

Text Lab

Multi-case Processor

43 Characters

Instant Sync

All variants below update in real-time as you type.

Case Portfolio
UPPER CASE

THE QUICK BROWN FOX JUMPS OVER THE LAZY DOG

lower case

the quick brown fox jumps over the lazy dog

Title Case

The Quick Brown Fox Jumps Over The Lazy Dog

Sentence case

The quick brown fox jumps over the lazy dog

camelCase

theQuickBrownFoxJumpsOverTheLazyDog

PascalCase

TheQuickBrownFoxJumpsOverTheLazyDog

snake_case

the_quick_brown_fox_jumps_over_the_lazy_dog

kebab-case

the-quick-brown-fox-jumps-over-the-lazy-dog

CONSTANT_CASE

THE_QUICK_BROWN_FOX_JUMPS_OVER_THE_LAZY_DOG

AlTeRnAtInG

ThE QuIcK BrOwN FoX JuMpS OvEr tHe lAzY DoG

Ready to go

Clean, standardized output.

Case Converter — Text Case Changer Online

Convert text between UPPER CASE, lower case, Title Case, Sentence case, camelCase, PascalCase, snake_case, kebab-case, and more. Paste your text and get all variations instantly.

Case types explained

camelCase

First word lowercase, subsequent words capitalized. Used in JavaScript variable names: getUserName.

PascalCase

Every word capitalized. Used in class names and React components: UserProfile.

snake_case

Words separated by underscores, all lowercase. Common in Python and database column names: user_name.

kebab-case

Words separated by hyphens, all lowercase. Used in HTML attributes and CSS class names: user-name.

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