我明白这是一个老问题，还在分享一个信息。在Visual Studio 2017中，只需右键单击解决方案文件，并选择将解决方案添加到源代码控制

这将向源文件夹中添加两个文件。

.gitattributes .gitignore

这是最简单的方法。

正如另一张海报所提到的，Visual Studio将其生成为.gitignore的一部分(至少对于MVC 4):

# SQL Server files
App_Data/*.mdf
App_Data/*.ldf

因为你的项目可能是你的解决方案的一个子文件夹，而.gitignore文件存储在解决方案根目录中，这实际上不会触及本地数据库文件(Git在projectfolder/App_Data/*.mdf中看到它们)。为了解释这一点，我修改了这些行:

# SQL Server files
*App_Data/*.mdf
*App_Data/*.ldf

我更喜欢根据需要排除一些事情。您不希望在名称中以字符串“bin”或“obj”排除所有内容。至少要确保跟在后面有斜杠。

以下是我在VS2010项目中开始的内容:

bin/
obj/
*.suo
*.user

只是因为我使用ReSharper，还有这个:

_ReSharper*

为构建部署添加了InstallShield忽略。InstallShield是微软在Visual Studio Installer上的新方向，所以我们已经开始在所有新项目中使用它。添加的这一行删除了SingleImage安装文件。其他InstallShield类型可能包括DVD分发。您可能希望添加这些目录名或仅仅添加[Ee]xpress/以防止任何InstallShield LE部署文件进入repo。

下面是我们的.gitignore，用于VS2010 c#项目，使用安装盾LE和安装程序的SingleImage部署:

#OS junk files
[Tt]humbs.db
*.DS_Store

#Visual Studio files
*.[Oo]bj
*.exe
*.pdb
*.user
*.aps
*.pch
*.vspscc
*.vssscc
*_i.c
*_p.c
*.ncb
*.suo
*.tlb
*.tlh
*.bak
*.[Cc]ache
*.ilk
*.log
*.lib
*.sbr
*.sdf
ipch/
obj/
[Bb]in
[Dd]ebug*/
[Rr]elease*/
Ankh.NoLoad

#InstallShield
[Ss]ingle[Ii]mage/
[Dd][Vv][Dd]-5/
[Ii]nterm/

#Tooling
_ReSharper*/
*.resharper
[Tt]est[Rr]esult*

#Project files
[Bb]uild/

#Subversion files
.svn

# Office Temp Files
~$*

在Visual Studio 2015 Update 3中，以及今天(2016-10-24)更新的Git扩展，由Visual Studio生成的.gitignore是:

## Ignore Visual Studio temporary files, build results, and
## files generated by popular Visual Studio add-ons.

# User-specific files
*.suo
*.user
*.userosscache
*.sln.docstates

# User-specific files (MonoDevelop/Xamarin Studio)
*.userprefs

# Build results
[Dd]ebug/
[Dd]ebugPublic/
[Rr]elease/
[Rr]eleases/
[Xx]64/
[Xx]86/
[Bb]uild/
bld/
[Bb]in/
[Oo]bj/

# Visual Studio 2015 cache/options directory
.vs/
# Uncomment if you have tasks that create the project's static files in wwwroot
#wwwroot/

# MSTest test Results
[Tt]est[Rr]esult*/
[Bb]uild[Ll]og.*

# NUNIT
*.VisualState.xml
TestResult.xml

# Build Results of an ATL Project
[Dd]ebugPS/
[Rr]eleasePS/
dlldata.c

# DNX
project.lock.json
artifacts/

*_i.c
*_p.c
*_i.h
*.ilk
*.meta
*.obj
*.pch
*.pdb
*.pgc
*.pgd
*.rsp
*.sbr
*.tlb
*.tli
*.tlh
*.tmp
*.tmp_proj
*.log
*.vspscc
*.vssscc
.builds
*.pidb
*.svclog
*.scc

# Chutzpah Test files
_Chutzpah*

# Visual C++ cache files
ipch/
*.aps
*.ncb
*.opendb
*.opensdf
*.sdf
*.cachefile
*.VC.db

# Visual Studio profiler
*.psess
*.vsp
*.vspx
*.sap

# TFS 2012 Local Workspace
$tf/

# Guidance Automation Toolkit
*.gpState

# ReSharper is a .NET coding add-in
_ReSharper*/
*.[Rr]e[Ss]harper
*.DotSettings.user

# JustCode is a .NET coding add-in
.JustCode

# TeamCity is a build add-in
_TeamCity*

# DotCover is a Code Coverage Tool
*.dotCover

# NCrunch
_NCrunch_*
.*crunch*.local.xml
nCrunchTemp_*

# MightyMoose
*.mm.*
AutoTest.Net/

# Web workbench (sass)
.sass-cache/

# Installshield output folder
[Ee]xpress/

# DocProject is a documentation generator add-in
DocProject/buildhelp/
DocProject/Help/*.HxT
DocProject/Help/*.HxC
DocProject/Help/*.hhc
DocProject/Help/*.hhk
DocProject/Help/*.hhp
DocProject/Help/Html2
DocProject/Help/html

# Click-Once directory
publish/

# Publish Web Output
*.[Pp]ublish.xml
*.azurePubxml

# TODO: Un-comment the next line if you do not want to checkin 
# your web deploy settings because they may include unencrypted
# passwords
#*.pubxml
*.publishproj

# NuGet Packages
*.nupkg
# The packages folder can be ignored because of Package Restore
**/packages/*
# except build/, which is used as an MSBuild target.
!**/packages/build/
# Uncomment if necessary however generally it will be regenerated when needed
#!**/packages/repositories.config
# NuGet v3's project.json files produces more ignoreable files
*.nuget.props
*.nuget.targets

# Microsoft Azure Build Output
csx/
*.build.csdef

# Microsoft Azure Emulator
ecf/
rcf/

# Microsoft Azure ApplicationInsights config file
ApplicationInsights.config

# Windows Store app package directory
AppPackages/
BundleArtifacts/

# Visual Studio cache files
# files ending in .cache can be ignored
*.[Cc]ache
# but keep track of directories ending in .cache
!*.[Cc]ache/

# Others
ClientBin/
[Ss]tyle[Cc]op.*
~$*
*~
*.dbmdl
*.dbproj.schemaview
*.pfx
*.publishsettings
node_modules/
orleans.codegen.cs

# RIA/Silverlight projects
Generated_Code/

# Backup & report files from converting an old project file
# to a newer Visual Studio version. Backup files are not needed,
# because we have git ;-)
_UpgradeReport_Files/
Backup*/
UpgradeLog*.XML
UpgradeLog*.htm

# SQL Server files
*.mdf
*.ldf

# Business Intelligence projects
*.rdl.data
*.bim.layout
*.bim_*.settings

# Microsoft Fakes
FakesAssemblies/

# GhostDoc plugin setting file
*.GhostDoc.xml

# Node.js Tools for Visual Studio
.ntvs_analysis.dat

# Visual Studio 6 build log
*.plg

# Visual Studio 6 workspace options file
*.opt

# Visual Studio LightSwitch build output
**/*.HTMLClient/GeneratedArtifacts
**/*.DesktopClient/GeneratedArtifacts
**/*.DesktopClient/ModelManifest.xml
**/*.Server/GeneratedArtifacts
**/*.Server/ModelManifest.xml
_Pvt_Extensions

# LightSwitch generated files
GeneratedArtifacts/
ModelManifest.xml

# Paket dependency manager
.paket/paket.exe

# FAKE - F# Make
.fake/

您可以通过转到团队资源管理器中的设置视图，然后选择存储库设置来创建或编辑您的.gitignore文件。选择编辑你的。gitignore。

它会自动创建过滤器，忽略所有VS特定的构建目录等。

更多信息请看这里。