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https://issues.apache.org/jira/browse/LANG-784?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13179854#comment-13179854
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Arnaud BRUNET commented on LANG-784:
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I have seeing the javadoc but it's still non-intuitive.
> Strange behavior on StringUtils.difference
> ------------------------------------------
>
> Key: LANG-784
> URL: https://issues.apache.org/jira/browse/LANG-784
> Project: Commons Lang
> Issue Type: Improvement
> Components: lang.*
> Affects Versions: 3.0.1
> Reporter: Arnaud BRUNET
> Priority: Minor
>
> Hi,
> The behavior of the method StringUtils.difference () behaves in a
> non-intuitive (explain in the javadoc).
> StringUtils.difference ("abc", "") returns "" as intuitively expected to be
> "abc".
> Is it possible to change this behavior ?
> Regards,
> Arnaud
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