Why Convert CSV to JSON?
JSON is more flexible for web APIs, supports nested data, and is easier to work with in JavaScript.
CSV vs JSON
CSV is flat, tabular data. JSON supports hierarchies and complex structures. Each has its use case.
Understanding CSV Structure
Header row defines keys. Data rows become array elements. Delimiters separate values (comma, semicolon, tab).
Conversion Methods
Online Tools
Use our CSV to JSON Converter - paste CSV, get JSON instantly. Automatic delimiter detection.
Programming Languages
JavaScript (Papa Parse), Python (csv module), Node.js libraries available.
Common Delimiter Types
Comma (,) is standard. Semicolon (;) for European formats. Tab (\t) for TSV. Pipe (|) less common.
Handling Special Cases
Quoted Values
Values with commas must be quoted. "Smith, John" prevents splitting.
Nested Data
Flatten objects with dot notation: "address.city". Or use separate columns.
Data Types
CSV treats everything as strings. Enable type detection for numbers and booleans.
Best Practices
Validate CSV structure, handle empty values, preserve data types, test with sample data.
Common Pitfalls
Wrong delimiter, missing headers, unquoted special characters, encoding issues (UTF-8 vs ASCII).
Reverse Conversion
Also convert JSON back to CSV. Works best with flat arrays of objects.