从散列数组中选择一个值

Question

从哈希数组：

response = [
  {"label"=>"cat", "name"=>"kitty", "id"=>189955},
  {"label" => "dog", "name"=>"rex", "id" => 550081}
]

有没有办法写出类似的东西：

response.name.kitty

检索包含此值的哈希：

{"label"=>"cat", "name"=>"kitty", "id"=>189955}

Answer 1

你可以这样做 -

response.select{|x| x["name"] == "kitty"}.first