what are the reasons for this habit/style?

in a character class, the hyphen is a range operator as in [0-9A-Za-z] or [A-z]-foolery.

Cheers, Sören

Créateur des bugs mobiles - let loose once, run everywhere.
(hooked on the Perl Programming language)

In reply to Re^4: Quantifier follows nothing error in Regexp::Grammars (hyphen charclass) by Happy-the-monk
in thread Quantifier follows nothing error in Regexp::Grammars by nathaniels

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