How do I convert a sentence to camelCase for JavaScript?

To convert any text to camelCase for use as a JavaScript variable or function name using Vicspot's free camelCase converter: type or paste your text into the input box above, then click the 'camelCase' button. For example, 'get user data from api' becomes 'getUserDataFromApi', 'background color' becomes 'backgroundColor', and 'on click handler' becomes 'onClickHandler'. The converter automatically removes special characters and punctuation, lowercases the first word, and capitalizes the first letter of each subsequent word. This is the standard format required for JavaScript variable names, function names, object properties, React prop names, and JSON keys.

Text Case Converter – Free Online Tool

Q: What is a text case converter and what does it do?

A text case converter is a free online tool that transforms text between different letter case formats instantly. It can convert any text to UPPERCASE (all capital letters), lowercase (all small letters), Title Case (first letter of each word capitalized), Sentence case (only first letter of first word capitalized), camelCase (first word lowercase, subsequent words capitalized, no spaces), PascalCase (every word capitalized, no spaces), snake_case (all lowercase with underscores), kebab-case (all lowercase with hyphens), and CONST_CASE (all uppercase with underscores). Developers use case converters to quickly reformat variable names, function names, class names, CSS selectors, and database column names. Writers use them to fix capitalization in headlines, titles, and social media posts.

Q: What is the difference between camelCase, PascalCase, snake_case, and kebab-case?

These are programming naming conventions used in different languages and contexts. camelCase starts with a lowercase letter and capitalizes the first letter of each subsequent word with no spaces or separators. Example: myVariableName, getUserData, onClick. It is used for JavaScript variables, functions, JSON keys, and Java variables. PascalCase (also called UpperCamelCase) capitalizes the first letter of every word with no separators. Example: MyClassName, UserProfile, HttpRequest. It is used for class names in Python, Java, C#, and TypeScript. snake_case uses all lowercase letters with words separated by underscores. Example: my_variable, user_profile, get_user_data. It is used for Python variables, Ruby variables, and database column names. kebab-case uses all lowercase letters with words separated by hyphens. Example: my-variable, user-profile, background-color. It is used for CSS class names, HTML attributes, URL slugs, and file names.

Q: Which naming convention should I use for CSS class names?

For CSS class names, kebab-case is the universally accepted standard and best practice. Examples: .nav-bar, .hero-section, .card-title, .btn-primary. Kebab-case is used in this way because CSS property names themselves use hyphens (background-color, font-size, border-radius), making it consistent with the language's own syntax. Most CSS frameworks including Bootstrap, Tailwind CSS, and Bulma use kebab-case for their utility class names. BEM (Block Element Modifier) methodology also uses kebab-case within its naming structure. Use Vicspot's free text case converter to quickly convert any variable or class name to kebab-case with one click.

Q: What naming convention does Python use?

Python follows PEP 8, its official style guide, which specifies: snake_case for variable names, function names, and method names (e.g., user_name, get_data, calculate_total). PascalCase (UpperCamelCase) for class names (e.g., UserProfile, DatabaseConnection). CONST_CASE (UPPER_SNAKE_CASE) for constants (e.g., MAX_RETRIES, API_BASE_URL, DEFAULT_TIMEOUT). snake_case for module and package names (e.g., my_module, data_utils). Python's consistent use of snake_case makes it one of the most readable languages for human eyes. Use our free snake_case generator online to convert any text to Python-compatible variable names instantly.

Q: What is Title Case and when should I use it?

Title Case capitalizes the first letter of every word in a string. Example: 'the quick brown fox' becomes 'The Quick Brown Fox'. Title Case is used for article headlines and blog post titles, book titles and chapter headings, product names and brand names, page titles in web browsers and HTML title tags, and names of people, places, organizations, and events. There are different styles of Title Case — AP Style, APA Style, and Chicago Style have slightly different rules about which small words (like 'a', 'the', 'and', 'or') should be capitalized. Vicspot's title case converter capitalizes every word, which is the simplest and most commonly used approach for web content and headlines.

Q: What is Sentence case and how is it different from Title Case?

Sentence case capitalizes only the very first letter of the first word and leaves all other words in lowercase (except proper nouns). Example: 'the quick brown fox jumps over the lazy dog' becomes 'The quick brown fox jumps over the lazy dog'. This is how standard English sentences are written. Title Case, by contrast, capitalizes the first letter of every word: 'The Quick Brown Fox Jumps Over The Lazy Dog'. Sentence case is used for body text, social media captions, email body text, product descriptions, and conversational content. Title Case is used for headlines, titles, headings, and formal document titles. Most modern UI design guidelines (including Google's Material Design and Apple's Human Interface Guidelines) recommend Sentence case for button labels and UI text.

What is a text case converter and what does it do?

A text case converter transforms text between different letter case formats instantly. Vicspot's free converter supports 9 formats:

UPPERCASE — ALL CAPITAL LETTERS
lowercase — all small letters
Title Case — First Letter Of Each Word
Sentence case — Only first letter of sentence
camelCase — firstWordLower, RestCapitalized (JavaScript)
PascalCase — EveryWordCapitalized (Classes)
snake_case — words_separated_by_underscores (Python)
kebab-case — words-separated-by-hyphens (CSS)
CONST_CASE — CONSTANT_VARIABLE_NAMES

What is the difference between camelCase, PascalCase, snake_case, and kebab-case?

These are standard programming naming conventions used in different contexts:

camelCase — getUserData — JavaScript variables, JSON keys, React props
PascalCase — UserProfile — Class names in Python, Java, C#, TypeScript
snake_case — get_user_data — Python variables, Ruby, database columns
kebab-case — user-profile — CSS classes, HTML attributes, URL slugs
CONST_CASE — MAX_RETRIES — Constants in all major languages

Use our free camelCase converter and snake_case generator to switch between any of these formats instantly.

Which naming convention should I use for CSS class names?

kebab-case is the universally accepted standard for CSS class names. Examples: .nav-bar, .hero-section, .btn-primary, .card-title.

This is consistent with CSS's own property syntax (background-color, font-size, border-radius). All major frameworks use it: Bootstrap, Tailwind CSS, Bulma, and BEM methodology.

Use our free kebab-case converter to convert any variable or class name instantly.

What naming convention does Python use?

Python follows PEP 8 — its official style guide:

snake_case → variables, functions, methods: user_name, get_data()
PascalCase → class names: UserProfile, DatabaseConnection
CONST_CASE → constants: MAX_RETRIES, API_BASE_URL
snake_case → module and package names: my_module, data_utils

Use our snake_case generator online to quickly convert any text to Python-compatible naming.

What is Title Case and when should I use it?

Title Case capitalizes the first letter of every word. Example: the quick brown fox → The Quick Brown Fox.

Use Title Case for:

Blog post titles and article headlines
Book and chapter titles
HTML <title> tags and browser tab titles
Product names and brand names
Navigation menu items

Our free title case converter converts any text to Title Case instantly — no signup needed.

How do I convert text to camelCase for JavaScript?

Paste your text above and click camelCase. Examples:

get user data from api → getUserDataFromApi
background color → backgroundColor
on click handler → onClickHandler

Our camelCase converter removes special characters, lowercases the first word, and capitalizes each subsequent word — ready to paste as a JavaScript variable, function name, object property, or React prop name.

What is Sentence case vs Title Case?

Sentence case — Only the first word is capitalized (like a normal sentence):

The quick brown fox jumps over the lazy dog

Title Case — Every word is capitalized:

The Quick Brown Fox Jumps Over The Lazy Dog

Sentence case is used for body text, UI button labels, social media captions, and conversational content. Google's Material Design and Apple's HIG both recommend Sentence case for UI text. Title Case is for formal titles, headlines, and document names.

Text Case Converter