Hi,

In message "Re: String#split converts string args to regexes -- ?"
    on 02/07/10, Tom Sawyer <transami / transami.net> writes:

|and, if implemented without regexps, could easily boost performance,
|which IMHO is an important bonus considering speed is probably the
|primary site against ruby in comparison to perl and python.

regex is highly optimized for searching.  search using regex
(e.g. str.index(/pat/)) is almost always faster than search using
strings (e.g. str.index("pat")).

							matz.