3.2 get跳转

<button (click)="topro()">get传值跳转</button>
1 引入get传值模块
import { Router,NavigationExtras } from '@angular/router
2.声明(实例化)
constructor(public router:Router) { }
3.get跳转
topro(){
    //get跳转并进行传值
    let q:NavigationExtras = {
      queryParams:{'id':'1234'}
    }
    this.router.navigate(['/new'],q)
  }