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https://issues.apache.org/jira/browse/LANG-428?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12997145#comment-12997145
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Gary Gregory commented on LANG-428:
-----------------------------------
+1 to fix. The "does not contain illegal chars" semantic should be captured in
a different method if at all IMO.
> StringUtils.isNumeric
> ---------------------
>
> Key: LANG-428
> URL: https://issues.apache.org/jira/browse/LANG-428
> Project: Commons Lang
> Issue Type: Bug
> Components: lang.*
> Affects Versions: 2.3
> Reporter: Artem Sakhnov
> Priority: Minor
> Fix For: 3.0
>
>
> StringUtils.isNumeric.
> if we put empty string as parameter we got true.
> StringUtils.isNumeric("") return true.
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