Well, it's "better" in the sense that it doesn't match on a sequence of digits thrown together from a couple of handful of different scripts.

But I posted it mainly to point you to the Regexp::Common module. Useful if you need patterns for common tasks, but you aren't able to write them yourself without asking on the internet.

In reply to Re^3: pull out num from str by JavaFan
in thread pull out num from str by icoder

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