我有一个像这样的哈希数组,我想取最大值
data = [{name: "abc", value: "10.0"}, {name: "def", value: "15.0"}, {name: "ghi", value: "20.0"}, {name: "jkl", value: "50.0"}, {name: "mno", value: "30.0"}]
我想选择哈希数组的最大值,我想要的输出就像数据:"50.0"
我怎么可能这样做,我试过这个,但它似乎不起作用,只是给我一个错误
data.select {|x| x.max['value'] }
任何帮助将非常感激