diff --git "a/\345\274\240\346\236\227\347\272\242/Split.sln" "b/\345\274\240\346\236\227\347\272\242/Split.sln"
new file mode 100644
index 0000000000000000000000000000000000000000..7f81a1cd23fabd29c04fe8c2f39f00e9dd31e06a
--- /dev/null
+++ "b/\345\274\240\346\236\227\347\272\242/Split.sln"
@@ -0,0 +1,25 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 16
+VisualStudioVersion = 16.0.30128.74
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Split", "Split\Split.csproj", "{7EF0B346-8E2F-4BCA-891D-CC696EBEF8F1}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{7EF0B346-8E2F-4BCA-891D-CC696EBEF8F1}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{7EF0B346-8E2F-4BCA-891D-CC696EBEF8F1}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{7EF0B346-8E2F-4BCA-891D-CC696EBEF8F1}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{7EF0B346-8E2F-4BCA-891D-CC696EBEF8F1}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {B52651A9-8C15-4E1C-B0FA-B0A35857CEB0}
+	EndGlobalSection
+EndGlobal
diff --git "a/\345\274\240\346\236\227\347\272\242/Split/Array.cs" "b/\345\274\240\346\236\227\347\272\242/Split/Array.cs"
new file mode 100644
index 0000000000000000000000000000000000000000..19df798d66fede78f6386f63fdbe11cd1f42d81f
--- /dev/null
+++ "b/\345\274\240\346\236\227\347\272\242/Split/Array.cs"
@@ -0,0 +1,24 @@
+using System;
+using System.Collections.Generic;
+using System.Runtime.CompilerServices;
+using System.Text;
+
+namespace Split
+{
+    static class Array
+    {
+        public static void ArrayInfo(this string[,] arr)
+        {
+            for (int i = 0; i < arr.GetLength(0); i++)
+            {
+                for (int j = 0; j < arr.GetLength(1); j++)
+                {
+                    Console.Write(arr[i,j]+" ");
+                }
+            }
+        }
+
+
+
+    }
+}
diff --git "a/\345\274\240\346\236\227\347\272\242/Split/Program.cs" "b/\345\274\240\346\236\227\347\272\242/Split/Program.cs"
new file mode 100644
index 0000000000000000000000000000000000000000..890967ec16709e63365e8d32e6f0307256df4120
--- /dev/null
+++ "b/\345\274\240\346\236\227\347\272\242/Split/Program.cs"
@@ -0,0 +1,88 @@
+using System;
+using System.Drawing;
+using System.Linq;
+
+namespace Split
+{
+    class Program
+    {
+        static void Main(string[] args)
+        {
+            //int[] intArr0 = new int[3];
+
+            int[] intArr1 =
+            {
+                10,
+                9,
+                8,
+            };
+            int[] intArr2 = new int[3]
+            {
+                10,
+                9,
+                8
+            };
+            //二维
+            string[,] arr = { { "1", "1" }, { "1", "2" }, { "1", "3" } };
+            for (int i = 0; i < arr.GetLength(0); i++)//GetLength(维度)能获取多维数组
+            {
+                for (int j = 0; j < arr.GetLength(1); j++)
+                {
+                    Console.Write(arr[i, j] + " ");
+                }
+            }
+            Console.WriteLine();
+            
+            arr.ArrayInfo();
+
+
+            //锯齿形
+            //int[][] a = new int[3][];
+            //a[0] = new int[] { 1, 2 };
+            //a[1] = new int[] { 3, 4, 5 };
+            //a[2] = new int[] { 6, 7, 8, 9 };
+            //for (int n = 0; n < a.Length; n++)
+            //{
+            //    Console.WriteLine("输出数组中第" + (n + 1)+"行是");
+            //    for (int m = 0; m < a[n].Length; n++)
+            //    {
+            //        Console.Write(a[n][m] + " ");
+            //    }
+            //    Console.WriteLine();
+
+
+
+
+
+                //foreach
+                int[] intArr ={
+                        101,
+                        201,
+                        301
+                };
+                foreach(int into in intArr)
+                {
+                    Console.WriteLine(into);
+                }
+
+
+                int[] point = { 1, 2, 3, 4, 5, 6 };
+                int sum = 0;
+                foreach(int po in point)
+                {
+                    sum = sum + po;
+                }
+                Console.WriteLine(sum);
+
+
+                string str = "闪闪发光的 , 宝贝";
+                var strArr=str.Split('闪');
+                string[] result = str.Split(strArr, StringSplitOptions.RemoveEmptyEntries);
+                Console.WriteLine("闪有"+(result.Length+1)+"个");
+
+                
+            }
+        }
+
+    }
+
diff --git "a/\345\274\240\346\236\227\347\272\242/Split/Split.csproj" "b/\345\274\240\346\236\227\347\272\242/Split/Split.csproj"
new file mode 100644
index 0000000000000000000000000000000000000000..c73e0d1692ab38cc8596bbd32ae080d903aaa778
--- /dev/null
+++ "b/\345\274\240\346\236\227\347\272\242/Split/Split.csproj"
@@ -0,0 +1,8 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>netcoreapp3.1</TargetFramework>
+  </PropertyGroup>
+
+</Project>