Rather than hand rolling your own (possibly questionable) regex, you might be interested in looks_like_number from the Scalar::Util module which will return true if perl itself would treat the contents as a number.

The cake is a lie.
The cake is a lie.
The cake is a lie.

In reply to Re: Stupid regex question - numerics by Fletch
in thread Stupid regex question - numerics by ultranerds

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