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https://issues.apache.org/jira/browse/LANG-1216?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Pascal Schumacher updated LANG-1216:
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Component/s: lang.math.*
> NumberUtils.isNumber bug
> ------------------------
>
> Key: LANG-1216
> URL: https://issues.apache.org/jira/browse/LANG-1216
> Project: Commons Lang
> Issue Type: Bug
> Components: lang.math.*
> Affects Versions: 3.4
> Reporter: yusw
>
> I found that when using
> NumberUtils【org.apache.commons.lang3.math.NumberUtils.isNumber(version3.4)】
> isNumber method the following phenomenon,
> when the parameter is 1.0 is true, but when the parameter is 0.1 is displayed
> is false.
> When I use 0.1 as the parameter tuning isNumber method,
> view the source code in the method of the method of line 1370 discovered a
> problem.
> When the analytical parameter is ". ", this time the chars [I] value is 46,
> direct return false.
> I think to do so is not very reasonable, please give me your guidance.
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