Just to re-emphasize... use strict and warnings.

warnings alone gives the following message: 

Name "main::test" used only once: possible typo

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While it does not tell you directly what your problem is, it does notify you that there is a problem.

You can also enable diagnostics to get a more verbose explanation of the message. Again, it doesn't help in this case, but it is helpful in other cases.

Please read: How do I compose an effective node title?

In reply to Re: do-while loop never exits by toolic
in thread do-while loop never exits by IvyR

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