Remove repeated lines while preserving the first occurrence.
Use the example inputs or enter your own values.
Your input is processed in this browser.
Each complete line is compared against earlier lines. Case-sensitive and case-insensitive comparison are available.
Enter input text, comparison. Update the result, inspect it, then copy or download the output. Reset restores the example inputs so you can start a new calculation.
Example inputs: Comparison: sensitive.
The result is a local text transformation. Review it before replacing published copy or a source file.
The tool does not connect to your website, change your hosting or install anything in WordPress. Any output must be applied separately in the intended environment.
No. This tool works in a modern browser with JavaScript enabled. Your inputs are not submitted to a server by the tool.
Use Copy for the textual result or Download for a local file. Image tools download a generated image when one is available.
No. It produces a result for you to review. Production changes remain a separate step.
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