# File lib/dbi/row.rb, line 203
203:         def []=(key, value_or_length, obj=nil)
204:             if obj
205:                 @arr[conv_param(key), conv_param(value_or_length)] = obj
206:             else
207:                 @arr[conv_param(key)] = value_or_length
208:             end
209:         end