1.week和1.weeks是否有區別？

Question

1.week和1.weeks之間有區別還是他們是同義詞？

Answer 1

從Rails docs：

week()

別名：weeks

---

weeks()

返回時間實例匹配提供的週數。

2.weeks # => 2 weeks 

別名爲：week

Answer 2

他們是同義詞：

> 1.week == 1.weeks 
=> true          
> 42.week == 42.weeks 
=> true          

Answer 3

week只是an alias爲weeks。