<div [innerHTML]="assembleHTML(detail)">

import { DomSanitizer } from '@angular/platform-browser';//引入


export class SeetablePage {
  public detail="<div> 请求内容不存在</div>";//这里是HTML样式的string
  constructor(  public sanitizer: DomSanitizer) {
  }


assembleHTML(strHTML: any) {
  return this.sanitizer.bypassSecurityTrustHtml(strHTML);
}
}