Backbone - Merge 2 Collections together?

Question

Suppose there are 2 Collections, representing respectively /api/page/1 and /api/page/2; is there anyway (through Underscore, for example) to merge

Answer 1

try this, collection is array of models

collection1.add(collection2.models); 

if we use

 collection1.add(collection2.toJSON());

then reference chage