31 lines
519 B
Crystal
31 lines
519 B
Crystal
require "./src/dodb.cr"
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class Car
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include JSON::Serializable
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property name : String
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property color : String
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property keywords : Array(String)
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def initialize(@name, @color, @keywords)
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end
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end
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# Database creation
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db = DODB::DataBase(Car).new "db-cars"
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# Adding an element to the db
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db << Car.new "Corvet", "red", ["elegant", "fast"]
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# Reaching all objects in the db
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db.each do |car|
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pp! car
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end
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# Reaching all objects in the db with their key.
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db.each_with_index do |car,key|
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pp! car, key
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end
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db.delete 0
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