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https://issues.apache.org/jira/browse/LANG-1448?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Gary D. Gregory resolved LANG-1448.
-----------------------------------
Fix Version/s: 3.20.1
Resolution: Fixed
> StringUtils Javadoc wrong for containsOnly and containsNone
> -----------------------------------------------------------
>
> Key: LANG-1448
> URL: https://issues.apache.org/jira/browse/LANG-1448
> Project: Commons Lang
> Issue Type: Bug
> Components: lang.*
> Affects Versions: 3.8.1
> Reporter: David W. Burhans
> Assignee: Rob Tompkins
> Priority: Minor
> Fix For: 3.20.1
>
>
> TLDR: 'xxx' is not java and can never compile.
>
> The descriptions of the
> containsOnly([CharSequence|https://docs.oracle.com/javase/7/docs/api/java/lang/CharSequence.html?is-external=true]
> cs, char... valid) and
> containsNone([CharSequence|https://docs.oracle.com/javase/7/docs/api/java/lang/CharSequence.html?is-external=true]
> cs, char... valid) methods contain incorrect examples.
>
> One such bad example:
> StringUtils.containsOnly("abab", 'abc') = true
>
> This is not Java code and can never compile.
>
> The description of the
> containsAny([CharSequence|https://docs.oracle.com/javase/7/docs/api/java/lang/CharSequence.html?is-external=true]
> cs, char... valid) method does contain correct examples.
>
> One such correct example:
> StringUtils.containsAny("zzabyycdxx",['z','a']) = true
>
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