javascript Backbone.js - 如何从集合中获取对象文字数组？

Backbone.js - How to get an array of object literals out of a collection?

提问by professormeowingtons

I'm trying to keep an array of object literals in sync with server data. These objects are being placed on a Google map via backbone.googlemaps extension.

我正在尝试使一组对象文字与服务器数据保持同步。这些对象通过backbone.googlemaps 扩展被放置在谷歌地图上。

I have a collection:

我有一个集合：

var LocationList = Backbone.Collection.extend({ model: Location, url: '/locations' })

var LocationList = Backbone.Collection.extend({ model: Location, url: '/locations' })

How can I grab an array of object literals from this LocationListcollection? My goal is such:

如何从此LocationList集合中获取一组对象文字？我的目标是这样的：

[{name: "Home", address: "123 Pleasant St"}, {name: "Work", address: "123 Unpleasant St"}]

[{name: "Home", address: "123 Pleasant St"}, {name: "Work", address: "123 Unpleasant St"}]

回答by Cubed Eye

You are looking for the .toJSON()method of the collection, see here:

您正在寻找.toJSON()集合的方法，请参见此处：

var locations = new LocationList();

locations.toJSON();

回答by Eru

use underscore.js pluck method: http://underscorejs.org/#pluck

使用 underscore.js pluck 方法：http: //underscorejs.org/#pluck