REST URI convention - Singular or plural name of resource while creating it

Question

I\'m new to REST and I\'ve observed that in some RESTful services they use different resource URI for update/get/delete and Create. Such as

• Create - using

Answer 1

For me is better to have a schema that you can map directly to code (easy to automate), mainly because code is what is going to be at both ends.

GET  /orders          <---> orders 
POST /orders          <---> orders.push(data)
GET  /orders/1        <---> orders[1]
PUT  /orders/1        <---> orders[1] = data
GET  /orders/1/lines  <---> orders[1].lines
POST /orders/1/lines  <---> orders[1].lines.push(data)