[QQ friend list-create model-lazy loading-implement data source method Objective-C language]

1. QQ friend list

1. Next, I will implement this QQ friend list for everyone

Come on, let's show you the effect first

such an effect

Note that this QQ friend list, a large part of this thing we have seen before, when loading data, is actually almost the same as what we learned in the last class

It's the same as our previous two lessons

It’s all about lazy loading data, writing models, implementing data source methods, and displaying them one by one.

is the same as that, so say

Let's load this data first, and then realize the click effect for everyone

and then look at some other details

So say ÿ