List Difference
Lines in list A that do not appear in list B. Optional ignore case.
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How to use list difference
- Paste list A and list B, one item per line.
- The result is every non-empty line in A that is missing from B.
- Turn ignore case on if Red and red should match.
- Copy the result. Nothing is sent to CZNull.
List Difference
List Difference
| Where it runs | This browser |
|---|---|
| Upload | None |
| Network | No request to compute the result |
| Limit | Invalid input stays on the page as an error |
What list difference does
Each non-empty line in A is kept if it is not in B. Empty lines are ignored. This is not a shuffle.
How this page works
All options on the form are sent into the local engine. Lines in list A that do not appear in list B. Optional ignore case. Results never leave this device to be computed.
Limits and related pages
Stay on this URL for this job. Sibling tools in the same group cover nearby jobs without mixing formulas. Open the category hub if you need a different input set.
Questions
Does this page upload what I type?
No. The work runs in the page you opened. CZNull does not receive the input.
A minus B?
Yes. Lines in A that are not in B. Order in A is kept.
Are empty lines compared?
No. Empty rows in A or B are ignored.
What happens on invalid input?
The status line shows the error. The previous result is cleared.