Simple. Fast. Useful.

Choose your tool

DATA TOOL

CSV Numeric Matrix Extractor

Extract numeric data cells as a JSON matrix, omitting headers.

â—‡ Browser only
0 lines · 0 characters
Ready when you are
Your results will appear here.
Copy or download your result below.

Your text stays on this device.

Favorites
Recently used
LESS BUSYWORK, MORE DONE

Three steps. That’s it.

A useful toolkit for text, data, images and calculations.

  1. 01

    Add your input

    Choose a tool, enter values or select a file.

  2. 02

    Make it yours

    Adjust the options and run the action.

  3. 03

    Take the result

    Copy the result or download its file.

Extract numeric data cells as a JSON matrix, omitting headers in CSV data online

Extract numeric data cells as a JSON matrix, omitting headers. Use this when inspecting structured input or preparing a data or code artifact. Generated commands and configurations remain text until you review and use them yourself.

How to use it

Paste the multi-line input in the format shown below. Choose Run tool. Review the output, then copy or download it.

Worked examples

Use this when inspecting structured input or preparing a data or code artifact. Generated commands and configurations remain text until you review and use them yourself.

Reproducible worked example

Settings: No additional settings.

Input:

a,b
1,2
3,4

With the input and settings above, the tool produces:

Output:

[
  [
    1,
    2
  ],
  [
    3,
    4
  ]
]

The example returns 2 top-level items in an array.

Limitations and common mistakes

  • Results reflect your supplied input and selected settings. Check the worked example and output before reuse.
  • Combined input is bounded to 150,000 characters; output text is bounded to 1.2 million characters. Some algorithms impose smaller limits, stated in their error messages.

Frequently asked questions

What format should I enter?

Paste the multi-line input in the format shown below. The worked example shows the supported structure and actual output.

How can I pull out numeric data cells as a JSON matrix, omitting headers in CSV data online?

Paste the multi-line input in the format shown below. Choose Run tool. Review the output, then copy or download it.

Where is my input processed?

The bundled tool processes input in your browser. It does not upload tool input to a conversion service. Other site plugins, analytics, advertising and browser extensions may have separate behavior.

Useful next tools

Explore other tools

Open a tool below, use the search, or choose a category to browse its full collection.