如何制作可滚动的mat-list

Hal*_*alp 5 list responsive angular-material2 angular

我正在尝试使用Angular 4.4.6和Angular Material 2.0.0-beta.12在响应高度容器内构建一个mat-list.如何在不溢出父容器的情况下使mat-list可滚动?

这是stackblitz网址:https://stackblitz.com/edit/angular-material2-issue-tedisv file = app%2Fapp.component.scss

:host{
  border: 3px dashed red;
  width: 100%;
  min-height: 150px;
  max-height: 350px;
  height: 10%;
  display: flex;
  flex-direction: column;
  mat-toolbar {
    flex-grow: 0;
  }
  mat-list {
    flex-grow: 1;
    border: 3px solid green;
  }
}
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Hal*_*alp 7

mat-list {
    flex-grow: 1;
    border: 3px solid green;
    overflow: auto;
}
Run Code Online (Sandbox Code Playgroud)

我确定我已经尝试过溢出:auto; 昨天(在发布问题之前)并没有奏效.但今天它有效.我可能遇到过与ng cli或浏览器缓存有关的缓存问题.