1 首先 cnpm i --save @angular/animations
2 import { BrowserAnimationsModule } from ‘@angular/platform-browser/animations‘;
3 import { trigger, state, transition, style, animate } from ‘@angular/animations‘;
4 html 页面 [@name]
Angular4 动画Animations 001 动画函数初体验
原文：https://www.cnblogs.com/anduyinglufei/p/10336560.html
