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在淘宝购物?在宿舍宅着?趁着周末约会?还是干嘛呢?
元芳,你怎么看?
System.out.println("123");
2.partial class Order : IAggregateRoot 3.{ 4. public Single TotalDiscount 5. { 6. get 7. { 8. return this.Lines.Sum(p => p.Discount); 9. } 10. } 11. 12. public Single TotalAmount 13. { 14. get 15. { 16. return this.Lines.Sum(p => p.LineAmount); 17. } 18. } 19. 20.} [AggregateRoot("Orders")] partial class Order : IAggregateRoot { public Single TotalDiscount { get { return this.Lines.Sum(p => p.Discount); } } public Single TotalAmount { get { return this.Lines.Sum(p => p.LineAmount); } } }