public void UpdateApiTag() { foreach (dynamic asmInfoItem in AssemblyInfoList) { string apiTag = GetApiFromSdkInfo(asmInfoItem.AssemblyFilePath); if (!File.Exists(asmInfoItem.AzPropFilePath)) { MsbuildProject buildProj = new MsbuildProject(); buildProj.CreateAzPropsfile(asmInfoItem.AzPropFilePath); } MsbuildProject msbProj = new MsbuildProject(asmInfoItem.AzPropFilePath); msbProj.AddUpdateProperty(API_TAG_PROPERTYNAME, apiTag); } }