react styled components

Ok! On the Android phone, when we use the physical return key, will be a one-time program exit, this is a very bad experience, so we need to use the physical return key component of Rn: Backandroid, the principle isAnalyze the route and then pop () like this!Ok! Let's start with the routing stack! , a bit of computer technology based on the students should learn the stack, which is the stack is the back into first out, that is, RN inside the push (into the stack), pop (out of the stack)!Good!!1:

First, the main task: The Sydney Small Program management backstage, add the attraction page developmentSecond, the problems encountered and solutions1. When uploading multiple different classified audio information, such as Chinese audio and English audio, it is required that the audio is not placed in an array, each audio is a separate field, at this point:Use of 2017.11.7 ant design-upload components, react