On Dec 16, 9:49 pm, John Merlino <[email protected]> wrote:
> Hence, you can now do @user.login - should login be a field in the
> database. If a value for login was captured in the param hash, then
> @user.login will return value passed from params hash.
>
> Does anyone have a general description of what ActiveRecord does behind
> the scenes to achieve this?
Barring some complication around protected attributes, multi parameter
assignments etc... the code behind all this boils down to
hash_of_attributes.each do |name, value|
send "#{name}=", value
end
Whether the method called is one backed by a database attribute or not
doesn't matter
Fred
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