c# - 转换 IEnumerable> 到数组

Question

是否有一种简单的方法可以将remaining以下代码转换为一维数组。

var groups = data.OrderBy(d => d.Time).GroupBy(d => d.Period);
var first = groups.First().ToArray();
var remaining = groups.Skip(1).??

score 5 · Accepted Answer

5

var remaining = groups.Skip(1).SelectMany(g=>g).ToArray();

于 2013-10-25T13:28:15.863 回答

score 2 · Accepted Answer

用于SelectMany“展平”集合的集合：

var remaining = groups.Skip(1).SelectMany(d => d).ToArray();

2 回答 2