这是我的数据集的最佳方式:是什么将这些值转换从字符串这组数据为int
data_p = [
[ {"key":"Device_Model","value":"test_model"},
{"key":">20MB/30","value":"11"},
{"key":">200MB/30","value":"33"},
{"key":">2048MB/30","value":"10"},
{"key":">5120MB/30","value":"55"},
{"key":">10240MB/30","value":"10"}
],
[{"key":"Device_Model","value":"0P6B670"},
{"key":">20MB/30","value":"9"},
{"key":">200MB/30","value":"8"},
{"key":">2048MB/30","value":"2"},
{"key":">5120MB/30","value":"23"},
{"key":">10240MB/30","value":"23"}],
[{"key":"Device_Model","value":"0P6B680"},
{"key":">20MB/30","value":"1"},
{"key":">200MB/30","value":"23"},
{"key":">2048MB/30","value":"23"},
{"key":">5120MB/30","value":"23"},
{"key":">10240MB/30","value":"23"}],
[{"key":"Device_Model","value":"0P6B810"},
{"key":">20MB/30","value":"5"},
{"key":">200MB/30","value":"4"},
{"key":">2048MB/30","value":"1"},
{"key":">5120MB/30","value":"1"},
{"key":">10240MB/30","value":"1"}],
[ {"key":"Device_Model","value":"0P6B900"},
{"key":">20MB/30","value":"4"},
{"key":">200MB/30","value":"4"},
{"key":">2048MB/30","value":"1"},
{"key":">5120MB/30","value":"23"},
{"key":">10240MB/30","value":"23"}]]
这是我做的方式,但我想知道的减少,地图或过滤器一个更好的方法来做到这一点。我的意思是我应该在forEach函数中使用for循环吗?我也不喜欢这样,因为这是非常静态的,如果数据集中有6个以上的话?
data_p.forEach(function(d){for(i=1; i<6; i++){console.log(d[i].value); d[i].value=+d[i].value}})
这会给我:
data_p = [
[ {"key":"Device_Model","value":"test_model"},
{"key":">20MB/30","value":11},
{"key":">200MB/30","value":33},
{"key":">2048MB/30","value":10},
{"key":">5120MB/30","value":55},
{"key":">10240MB/30","value":10}
],
...
所以,问题是有没有更好的方式来实现这一目标?
tks,你能简单地解释一下它的作用吗?什么是pair,=>和list? tks – HattrickNZ
好吧,我只是给参数名称,使其可读性。您的根数据结构包含对象数组。他们是一种数据列表,所以我将它们分别命名为“列表”。列表内容包含键和值属性。理论上他们是一种关键价值对。所以,我将它们分别命名为“对”。 –