如何分割阵列成一组的每个n个元素？ [英] How to split an array into a group of n elements each?

问题描述

什么是组的最佳方式的阵列分成n每个在c＃4元件阵列的列表。

What is the best way to group an array into a list of array of n elements each in c# 4.

例如

string[] testArray = { "s1", "s2", "s3", "s4", "s5", "s6", "s7", "s8" };

应分成，如果我们取n = 3。

should be split into if we take n=3.

string[] A1 = {"s1", "s2", "s3"};
string[] A2 = {"s4", "s5", "s6"};
string[] A3 = {"s7", "s8"};

可能使用LINQ一个简单的方法？

May be a simple way using LINQ?

推荐答案

这将产生具有3个元素的字符串数组的数组：

This will generate an array of string arrays having 3 elements:

int i = 0;
var query = from s in testArray
            let num = i++
            group s by num / 3 into g
            select g.ToArray();
var results = query.ToArray();

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