excel存取
.........\WindowsApplication1
.........\...................\bin
.........\...................\...\Debug
.........\...................\...\.....\WindowsApplication1.exe
.........\...................\...\.....\WindowsApplication1.pdb
.........\...................\...\.....\WindowsApplication1.vshost.exe
.........\...................\Form1.cs
.........\...................\Form1.Designer.cs
.........\...................\Form1.resx
.........\...................\obj
.........\...................\...\Debug
.........\...................\...\.....\Refactor
.........\...................\...\.....\TempPE
.........\...................\...\.....\WindowsApplication1.csproj.GenerateResource.Cache
.........\...................\...\.....\WindowsApplication1.exe
.........\...................\...\.....\WindowsApplication1.Form1.resources
.........\...................\...\.....\WindowsApplication1.pdb
.........\...................\...\.....\WindowsApplication1.Properties.Resources.resources
.........\...................\...\WindowsApplication1.csproj.FileList.txt
.........\...................\Program.cs
.........\...................\Properties
.........\...................\..........\AssemblyInfo.cs
.........\...................\..........\Resources.Designer.cs
.........\...................\..........\Resources.resx
.........\...................\..........\Settings.Designer.cs
.........\...................\..........\Settings.settings
.........\...................\WindowsApplication1.csproj
.........\...................\WindowsApplication1.sln
.........\...................\WindowsApplication1.suo