CSV Column Extractor
Extract specific columns from CSV data by column number. Free browser tool.
Quick Answer
Paste CSV data and specify column numbers to extract only the columns you need from your dataset.
How to Use the CSV Column Extractor
- Use the input area to provide your data.
- The tool processes it instantly in your browser.
- Copy or download the result.
Frequently Asked Questions
What is CSV Column Extractor?
A CSV column extractor lets you select and extract specific columns from a CSV dataset, producing a new CSV containing only the data you need. This is essential for data preparation, privacy compliance (removing sensitive columns before sharing), and simplifying large datasets for focused analysis. Instead of manually deleting columns in a spreadsheet, you specify column numbers (1-based) and the tool instantly produces a clean CSV with only those columns. The extractor handles quoted values, commas within fields, and multi-line values correctly, ensuring data integrity during extraction.
How to Use CSV Column Extractor
- Paste your CSV data.
- Add a blank line, then specify column numbers: 1,3,5
- Click Extract Columns.
- Get a new CSV with only the specified columns.
Common Use Cases
- Extracting relevant columns from large data exports
- Removing sensitive data before sharing CSV files
- Simplifying datasets for focused analysis
- Preparing specific column subsets for import
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