datagridview 显示excel
......................\WindowsFormsApplication1
......................\........................\WindowsFormsApplication1
......................\........................\........................\bin
......................\........................\........................\...\Debug
......................\........................\........................\...\.....\data
......................\........................\........................\...\.....\....\Sample.xls
......................\........................\........................\...\.....\WindowsFormsApplication1.exe
......................\........................\........................\...\.....\WindowsFormsApplication1.pdb
......................\........................\........................\...\.....\WindowsFormsApplication1.vshost.exe
......................\........................\........................\...\.....\WindowsFormsApplication1.vshost.exe.manifest
......................\........................\........................\data
......................\........................\........................\....\Sample.xls
......................\........................\........................\Form1.cs
......................\........................\........................\Form1.Designer.cs
......................\........................\........................\Form1.resx
......................\........................\........................\obj
......................\........................\........................\...\Debug
......................\........................\........................\...\.....\TempPE
......................\........................\........................\...\.....\WindowsFormsApplication1.csproj.FileListAbsolute.txt
......................\........................\........................\...\.....\WindowsFormsApplication1.csproj.GenerateResource.Cache
......................\........................\........................\...\.....\WindowsFormsApplication1.exe
......................\........................\........................\...\.....\WindowsFormsApplication1.Form1.resources
......................\........................\........................\...\.....\WindowsFormsApplication1.pdb
......................\........................\........................\...\.....\WindowsFormsApplication1.Properties.Resources.resources
......................\........................\........................\Program.cs
......................\........................\........................\Properties
......................\........................\........................\..........\AssemblyInfo.cs
......................\........................\........................\..........\Resources.Designer.cs
......................\........................\........................\..........\Resources.resx
......................\........................\........................\..........\Settings.Designer.cs
......................\........................\........................\..........\Settings.settings
......................\........................\........................\WindowsFormsApplication1.csproj
......................\........................\WindowsFormsApplication1.sln