Hash
summary
- Hash
生成1
hash = {"app"=>100,"win"=>50} p hash["app"] p hash["win"]
100 50
生成2
h = Hash.new h["app"] = 10 p h["app"]
10
要素の追加
hash = {"app"=>100,"win"=>50} hash["mic"] = 10 p hash["app"] p hash["win"] p hash["mic"]
100 50 10
hash = {"app"=>100,"win"=>50} p hash["app"] p hash["win"]
100 50
h = Hash.new h["app"] = 10 p h["app"]
10
hash = {"app"=>100,"win"=>50} hash["mic"] = 10 p hash["app"] p hash["win"] p hash["mic"]
100 50 10