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About This Tool
CSV to JSON transforms comma-delimited text into an array of structured JSON objects. It reads the first row as property keys and converts every subsequent line into a corresponding key-value object.
### When to Use This Converter Spreadsheets exported from Excel, Google Sheets, or database dumps commonly export as CSV text. When integrating tabular rows into JavaScript web apps, API mock payloads, or NoSQL databases, converting those rows into JSON structures is usually required.
### Example Conversion Given raw CSV input with a header row: ```text id,name,role 1,Sarah,Admin 2,John,User 3,Mike,Editor ```
The parser produces the following JSON array: ```json [ { "id": "1", "name": "Sarah", "role": "Admin" }, { "id": "2", "name": "John", "role": "User" }, { "id": "3", "name": "Mike", "role": "Editor" } ] ```
### In-Browser Processing & Privacy Parsing runs entirely on your local machine using client-side JavaScript string splitting and object mapping. Your tabular spreadsheets and confidential records never travel over the network or hit an external server.
How to Use
- 1
Paste your comma-separated tabular text into the RAW CSV panel or click the sample data button.
- 2
Ensure the very first row contains your column header names.
- 3
Click Convert to JSON to generate the structured object collection.
- 4
Inspect the formatted JSON tree or copy the text output directly to your clipboard.
Frequently Asked Questions
Does this converter support custom delimiters like semicolons or tabs?
The current parser splits rows specifically on standard commas. If your file uses tabs or semicolons, replace them with commas before converting.
How does the parser handle quoted values containing commas?
The basic parser strips leading and trailing double quotes from individual cells. If cell text contains nested commas, export the data with distinct delimiters or clean the text prior to conversion.
Is any CSV data sent to an external server?
No. The conversion executes entirely inside your browser tab via client-side JavaScript. No spreadsheet text or records are transmitted across the internet.