What Is PascalCase? Examples and Rules
A clear guide to PascalCase in programming, naming conventions, and common mistakes.
Definition
PascalCase capitalizes the first letter of every word and removes spaces, for example: UserProfileCard.
Where It Is Used
Common in class names, component names, and exported types in many languages and frameworks.
PascalCase vs camelCase
camelCase starts with a lowercase letter; PascalCase starts with uppercase. Use according to language conventions.
Related resources: What is CamelCase? • camelCase vs snake_case • Fix Mixed-Case Text
Frequently Asked Questions
Is PascalCase the same as UpperCamelCase?
Yes. PascalCase and UpperCamelCase are effectively the same naming style.
When should I use PascalCase?
Use it for class names, React component names, and types where your code style guide recommends it.