JSON Best Practices
What are the 4 naming conventions?
The four main naming conventions used in programming and JSON are: camelCase, PascalCase, snake_case, and kebab-case. CamelCase starts with lowercase and capitalizes subsequent words: userName, firstName. PascalCase capitalizes the first letter of each word: UserName, FirstName. Snake_case uses underscores to separate lowercase words: user_name, first_name. Kebab-case uses hyphens between lowercase words: user-name, first-name (though not valid for JSON keys without quotes). In JSON, camelCase is the most common convention, particularly in JavaScript-based APIs. Snake_case is popular in Python-based APIs. Choose one convention and use it consistently throughout your JSON structure. Use our JSON Editor at jsonconsole.com/json-editor to maintain consistent naming as you build your JSON structures. Consistent naming conventions improve code readability, reduce errors, and make APIs more predictable and easier to use.
Last updated: December 23, 2025
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