Merge pull request #3070 from darthwalsh/patch-1

Fix missing quotation mark in example

Author: ktoliver

docs/msbuild/how-to-exclude-files-from-the-build.md

@@ -94,7 +94,7 @@ In a project file you can use wildcards to include all the files in one director
     </PropertyGroup>
 
     <ItemGroup>
-        <CSFile Include="*.cs Exclude="Form2.cs"/>
+        <CSFile Include="*.cs" Exclude="Form2.cs"/>
 
         <Reference Include="System.dll"/>
         <Reference Include="System.Data.dll"/>