dblack / wobblini.net wrote: > Also, in 1.9, with oniguruma, you can do: > > string.split(/(?<=\.)\s+/) > > (negative lookbehind). Er, positive lookbehind, I believe you mean. For completeness, if you wanted to use this form and also wanted to allow exclamation points and question marks as sentence delimiters in addition to periods, you could use: string.split( /(?<=[.!?])\s+/ )