c#中数组array和list在函数间传递 转置

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text; namespace ConsoleApplication2
{
class Program
{
static void Main(string[] args)
{
double[,] array = new double[, ];
for (int i = ; i < ; i++)
{
for (int j = ; j < ; j++)
{
array[i, j] = i + j;
}
} //显示原数组
Console.WriteLine("Source Array:");
for (int i = ; i < ; i++)
{
string soureResult = string.Empty;
for (int j = ; j < ; j++)
{
soureResult += array[i, j] + " ";
}
Console.WriteLine(soureResult);
} double[,] newArray = Rotate(array);
//显示转置后的数组
Console.WriteLine("Destiney Array:");
for (int i = ; i < ; i++)
{
string dstResult = string.Empty;
for (int j = ; j < ; j++)
{
dstResult += newArray[i, j] + " ";
}
Console.WriteLine(dstResult);
} Console.ReadLine();
} public static double[,] Rotate(double[,] array)
{
int x = array.GetUpperBound(); //一维
int y = array.GetUpperBound(); //二维
double[,] newArray = new double[y + , x + ]; //构造转置二维数组
for (int i = ; i <= x; i++)
{
for (int j = ; j <= y; j++)
{
newArray[j, i] = array[i, j];
}
}
return newArray;
}
}
}

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text; namespace ConsoleApplication2
{
class Program
{
/// <summary>
/// 二维数组转置函数
/// </summary>
/// <param name="array"></param>
/// <returns></returns>
public static string[,] Rotate(string[,] array)
{
int x = array.GetUpperBound(); //一维
int y = array.GetUpperBound(); //二维
string[,] newArray = new string[y + , x + ]; //构造转置二维数组
for (int i = ; i <= x; i++)
{
for (int j = ; j <= y; j++)
{
newArray[j, i] = array[i, j];
}
}
return newArray;
} /// <summary>
/// 将二维列表(List)转换成二维数组，二维数组转置，然后将二维数组转换成列表
/// </summary>
/// <param name="original"></param>
/// <returns></returns>
public static List<List<string>> Rotate(List<List<string>> original)
{
List<string>[] array = original.ToArray();
List<List<string>> lists = new List<List<string>>();
if (array.Length == )
{
throw new IndexOutOfRangeException("Index OutOf Range");
}
int x = array[].Count;
int y = original.Count; //将列表抓换成数组
string[,] twoArray = new string[y, x];
for (int i = ; i < y; i++)
{
int j = ;
foreach (string s in array[i])
{
twoArray[i, j] = s;
j++;
}
} string[,] newTwoArray = new string[x, y];
newTwoArray = Rotate(twoArray);//转置 //二维数组转换成二维List集合
for (int i = ; i < x; i++)
{
List<string> list = new List<string>();
for (int j = ; j < y; j++)
{
list.Add(newTwoArray[i, j]);
}
lists.Add(list);
}
return lists;
} static void Main(string[] args)
{
List<List<string>> sourceList = new List<List<string>>(); //测试的二维List
for (int i = ; i < ; i++)
{
List<string> list = new List<string>();
for (int j = ; j < ; j++)
{
list.Add(i.ToString() + j.ToString());
}
sourceList.Add(list);
} //显示原列表
Console.WriteLine("Source List:");
for (int i = ; i < sourceList.Count; i++)
{
string soureResult = string.Empty;
for (int j = ; j < sourceList[i].Count; j++)
{
soureResult += sourceList[i][j] + " ";
}
Console.WriteLine(soureResult);
} List<List<string>> dstList = Rotate(sourceList);
//显示转置后的列表
Console.WriteLine("Destiney List:");
for (int i = ; i < dstList.Count; i++)
{
string dstResult = string.Empty;
for (int j = ; j < dstList[i].Count; j++)
{
dstResult += dstList[i][j] + " ";
}
Console.WriteLine(dstResult);
} Console.ReadLine();
}
}
}

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text; namespace ConsoleApplication2
{
class Program
{
/// <summary>
/// 二维数组转置函数
/// </summary>
/// <param name="array"></param>
/// <returns></returns>
static void Main(string[] args)
{
List<List<double>> twolist = new List<List<double>>();
List<double> onelist = new List<double>();
onelist.Add(11.0);
onelist.Add(12.0);
onelist.Add(13.0);
twolist.Add(onelist);
onelist[] = 21.0;//这样会将上面的11也抹去，可见这是地址引用
onelist[] = 22.0;
onelist[] = 23.0;
twolist.Add(onelist); //onelist .AddRange (new List<double> {21.0,22.0,23.0});
//twolist.AddRange(onelist);
double[,] two = twoDimenListToArray(twolist); }
public static double[,] twoDimenListToArray(List<List<double>> twoDimenList)
{ List<double>[] array = twoDimenList.ToArray();//将twoDimenList转换为一维list，list元素为数组
if (array.Length == )//array这个一维list（元素为数组）有几个数组元素
{
throw new IndexOutOfRangeException("Index OutOf Range");
}
int x = array[].Count;//array这个一维list（元素为数组）第一个元素（数组）内有几个元素（double类型数据），相当于列数
int y = twoDimenList.Count;//二维list中有几个list，相当于行数
double[,] twoDimenArray = new double[y, x];
for (int i = ; i < y; i++)//先写行
{
int j = ;
foreach (double d in array[i])
{
twoDimenArray[i, j] = d;
j++;
}
}
return twoDimenArray;
} }
}

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text; namespace ConsoleApplication2
{
class Program
{
/// <summary>
/// 二维数组转置函数
/// </summary>
/// <param name="array"></param>
/// <returns></returns>
static void Main(string[] args)
{
List<List<double>> twolist = new List<List<double>>();
List<double> onelist = new List<double>();
onelist.Add(11.0);
onelist.Add(12.0);
onelist.Add(13.0);
twolist.Add(onelist);
List<double> onelist1 = new List<double>();
onelist1.Add(21.0);//这样会将上面的11也抹去，可见这是地址引用
onelist1.Add(22.0) ;
onelist1.Add(23.0);
twolist.Add(onelist1); //onelist .AddRange (new List<double> {21.0,22.0,23.0});
//twolist.AddRange(onelist);
double[,] two = twoDimenListToArray(twolist);
double[] one=oneDimenListToArray(onelist); }
/// <summary>
/// 将二维list转换为二维数组
/// </summary>
/// <param name="twoDimenList">传入的要转换的二维list列表</param>
/// <returns>返回转换得到的二维数组</returns>
public static double[,] twoDimenListToArray(List<List<double>> twoDimenList)
{ List<double>[] array = twoDimenList.ToArray();//将twoDimenList转换为一维list，list元素为数组
if (array.Length == )//array这个一维list（元素为数组）有几个数组元素
{
throw new IndexOutOfRangeException("Index OutOf Range");
}
int x = array[].Count;//array这个一维list（元素为数组）第一个元素（数组）内有几个元素（double类型数据），相当于列数
int y = twoDimenList.Count;//二维list中有几个list，相当于行数
double[,] twoDimenArray = new double[y, x];
for (int i = ; i < y; i++)//先写行
{
int j = ;
foreach (double d in array[i])
{
twoDimenArray[i, j] = d;
j++;
}
}
return twoDimenArray;
}
/// <summary>
/// 将一维list转换为一维数组
/// </summary>
/// <param name="oneDimenList">传入的要转换的一维list列表</param>
/// <returns>返回转换得到的一维数组</returns>
public static double[] oneDimenListToArray(List<double> oneDimenList)
{
double[] oneDimenArray = oneDimenList.ToArray();
return oneDimenArray;
} }
}