UPPER CASE output
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UPPER CASE: Headings, emphasis, acronyms, warnings. Used in official documents.
lower case: Casual writing, email addresses, URLs.
Title Case: Book titles, article headings, proper nouns. Every major word capitalized.
Sentence case: Normal writing — only the first letter of each sentence capitalized.
camelCase: JavaScript variables and functions — myFunctionName, userEmailAddress.
PascalCase: Class names in programming — MyClass, UserAccount.
snake_case: Python variables and database column names — user_email_address.
kebab-case: CSS classes, URL slugs — my-class-name, blog-post-title.
CONSTANT_CASE: Constants in programming — MAX_RETRY_COUNT, API_KEY.