-def iterate(hash, fhash={}, path='', outfile=$stdout)
- postr = ''
- hash.each {|key, val|
- fhash[key] = {} unless fhash.has_key? key
+def iterate(hash, fhash = {}, path = "", outfile = $stdout)
+ hash.each do |key, val|
+ fhash[key] = {} unless fhash.key? key