angular.js - angularjs实现利用第一次http请求结果发起第二次http请求，不想嵌套着写，怎么优雅实现？

Question

angularjs实现利用第一次http请求结果发起第二次http请求，不想嵌套着写，怎么优雅实现？

Answer 1

To use promise, you can read an article I wrote before, I hope it can help you, promise.

Answer 2

Use promise写法，可以使用$q service.

Answer 3

http://stackoverflow.com/questions/9432587/what-is-the-correct-way-to-chain-async-calls-in-javascript