Handling of NPM I installation problems

When installed npm i To achieve web Some of the project jar Package installation , At this time, it is easy to fail to download , The solution is as follows ：
One 、 Installation problems from npm The emergence of the solution

1. npm install --legacy-peer-deps

Two 、 The existing method is to replace the generation npm use cnpm The specific steps are as follows ：

1. npm install -g cnpm --registry=https://registry.npm.taobao.org
2. cnpm i Problem solvable