System::SharedPtr project = System::MakeObject(dataDir + u"CreateProject2.mpp"); project->Set(Prj::StartDate(), System::DateTime(2014, 9, 22)); // By default project.DateFormat == DateFormat.Date_ddd_mm_dd_yy (Mon 09/22/14) customize DateFormat (September 22, 2014) project->Set(Prj::DateFormat(), Aspose::Tasks::DateFormat::DateMmmmDdYyyy); project->Save(dataDir + u"CustomizeDateFormats1_out.pdf", Aspose::Tasks::Saving::SaveFileFormat::PDF); // Export to date format 19/07/2016 project->Set(Prj::DateFormat(), Aspose::Tasks::DateFormat::DateDdMmYyyy); project->Save(dataDir + u"CustomizeDateFormats2_out.pdf", Aspose::Tasks::Saving::SaveFileFormat::PDF);