Bloc Rails ORM Assignment 33 - Exploring Objects with Pry

pry-orm.rb

[5] pry(#<Post>):1> nesting
Nesting status:
--
0. main (Pry top level)
1. #<Post>
[6] pry(#<Post>):1> self.to_s
=> "#<Post:0x000000035f51d8>"
[7] pry(#<Post>):1> self
=> #<Post:0x000000035f51d8
 id: 1,
 title: "First Post",
 body: "This is the first post in our system",
 created_at: Fri, 12 Jan 2018 23:28:47 UTC +00:00,
 updated_at: Fri, 12 Jan 2018 23:28:47 UTC +00:00>
[8] pry(#<Post>):1> self.title = "some new title"
=> "some new title"
[9] pry(#<Post>):1> self.title
=> "some new title"
[10] pry(#<Post>):1> self
=> #<Post:0x000000035f51d8
 id: 1,
 title: "some new title",
 body: "This is the first post in our system",
 created_at: Fri, 12 Jan 2018 23:28:47 UTC +00:00,
 updated_at: Fri, 12 Jan 2018 23:28:47 UTC +00:00>
[11] pry(#<Post>):1> self.body = "some new body"
=> "some new body"
[12] pry(#<Post>):1> self.changes
=> {"title"=>["First Post", "some new title"],
 "body"=>
  ["This is the first post in our system",
   "some new body"]}
[13] pry(#<Post>):1> self.save!
   (0.2ms)  begin transaction
  SQL (0.7ms)  UPDATE "posts" SET "title" = ?, "body" = ?, "updated_at" = ? WHERE "posts"."id" = ?  [["title", "some new title"], ["body", "some new body"], ["updated_at", "2018-01-13 11:05:17.991011"], ["id", 1]]
   (15.8ms)  commit transaction
=> true