# File lib/rexml/functions.rb, line 243
def Functions::normalize_space( string=nil )
string = string(@@context[:node]) if string.nil?
if string.kind_of? Array
string.collect{|x| string.to_s.strip.gsub(/\s+/m, ' ') if string}
else
string.to_s.strip.gsub(/\s+/m, ' ')
end
end