Case Converter
Convert text between UPPERCASE, lowercase, Title Case, Sentence case, camelCase, snake_case, kebab-case, and Toggle cAsE.
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About Case Converter
The Case Converter tool lets you instantly transform text between different letter cases. Whether you need to convert a headline to title case, format a variable name in camelCase, or change text to uppercase for emphasis, this tool handles it all with one click.
Supported Case Types
- UPPERCASE: Converts all letters to capital letters
- lowercase: Converts all letters to small letters
- Title Case: Capitalizes the first letter of each word
- Sentence case: Capitalizes the first letter of each sentence
- camelCase: Joins words with first word lowercase and subsequent words capitalized (used in programming)
- snake_case: Joins words with underscores, all lowercase (used in programming)
- kebab-case: Joins words with hyphens, all lowercase (used in URLs and CSS)
- tOGGLE cASE: Inverts the case of each letter
Case Conversion Examples
Given the input text: "the quick brown fox"
- UPPERCASE: THE QUICK BROWN FOX
- lowercase: the quick brown fox
- Title Case: The Quick Brown Fox
- Sentence case: The quick brown fox
- camelCase: theQuickBrownFox
- snake_case: the_quick_brown_fox
- kebab-case: the-quick-brown-fox
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Frequently Asked Questions
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Title Case capitalizes the first letter of every word in the text. For example, "hello world" becomes "Hello World". It is commonly used for headings, titles, and proper nouns.
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camelCase is a naming convention commonly used in programming languages like JavaScript, Java, and C#. Variable and function names are written by joining words together, with the first word in lowercase and each subsequent word capitalized, like "myVariableName".
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snake_case uses underscores to separate words (e.g., "my_variable_name") and is common in Python and Ruby. kebab-case uses hyphens (e.g., "my-variable-name") and is commonly used in URLs, CSS class names, and file names.
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Sentence case capitalizes only the first letter of each sentence, with the rest in lowercase. It detects sentence boundaries using periods, exclamation marks, and question marks.
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Yes. Numbers and special characters remain unchanged during case conversion. Only alphabetic characters are affected by the case transformations.
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