That wouldn't work. First, it will only grab at only one whitespace character at the beginning and at the end. Second, if there was whitespace at the beginning

That wouldn't work. First, it will only grab at only one whitespace character at the beginning and at the end. Second, if there was whitespace at the beginning or the end but not both, it won't match at all. "^\s* (.* ?)\s* $/$1/g" would work.