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CSV Column Extractor

Extract one specific column from CSV data by column number or header name.

Tool

Use this CSV column extractor to pull one column from CSV content by column index or header name. It is useful for exports, quick cleanup, analysis, and preparing single-field lists.

About this tool

Use this CSV column extractor to pull one column from CSV content by column index or header name. It is useful for exports, quick cleanup, analysis, and preparing single-field lists.

Use csv column extractor when you need a fast browser-based result without extra setup. It works well for quick checks, one-off tasks, and routine formatting or calculation work.

Learn more

Why use this tool

How to use

  1. Enter the column name or column number on the first line.
  2. Leave a blank line.
  3. Paste the CSV data below.
  4. Run the tool and review the extracted column values.

Examples

Example

Input

email

name,email,role
John,john@example.com,admin
Jane,jane@example.com,user

Output

john@example.com
jane@example.com

The tool finds the matching header and returns the values from that column.

Example

Input

2

name,email,role
John,john@example.com,admin
Jane,jane@example.com,user

Output

john@example.com
jane@example.com

Column index is 1-based, so 2 means the second CSV column.

Common errors

Forgetting the blank line between selector and CSV body.

Fix: Put the header or index first, then a blank line, then the CSV data.

Using a column name that does not exist.

Fix: Check the first CSV row and use the exact header text.

Using index 0 instead of 1.

Fix: This tool uses 1-based column numbering.

FAQ

What does CSV Column Extractor do?

It extracts one selected column from CSV data and returns the values line by line.

Can I select a column by header name?

Yes. Put the header name on the first line.

Can I select a column by number?

Yes. Use a 1-based column number on the first line.

Does it keep the header row?

No. It returns the values below the header row.

What if the column does not exist?

The tool returns an error message so you can fix the selector.

Use cases

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