method
each_pair

each_pair()
public
Calls block once for each instance variable, passing the name (as a symbol) and the value as parameters.
If no block is given, an enumerator is returned instead.
Customer = Struct.new(:name, :address, :zip) joe = Customer.new("Joe Smith", "123 Maple, Anytown NC", 12345) joe.each_pair {|name, value| puts("#{name} => #{value}") }
produces:
name => Joe Smith address => 123 Maple, Anytown NC zip => 12345