You can use the GetAssemblyIdentity task to retrieve the version:
<Target Name="AfterBuild"> <GetAssemblyIdentity AssemblyFiles="$(OutputPath)\$(AssemblyName).$(OutputType)"> <Output TaskParameter="Assemblies" ItemName="AssemblyIdentities"/> </GetAssemblyIdentity> <PropertyGroup> <CssOutputFile Condition="'$(CssOutputFile)'==''"> ..\Styles\master-%(AssemblyIdentities.Version).css </CssOutputFile> </PropertyGroup> <Message Text="CssOutputFile : $(CssOutputFile)"/> </Target>
source share