What it does and what it's suppose to do are two separate things.

/(?:(\d*)\.?(\d+))|(?:(\d+)\.?(\d*))/
is equivalent to
/(?:(\d*)\.?(\d+))/
except the former returns 4 values instead of 2 in list context (the last two being undef).

Try matching against "123." to illustrate the bug.

In reply to Re: meaning for the code by ikegami
in thread meaning for the code by sanku

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