angular2路由传值

兄弟组件之间传值,多用在调用方法里面。

1.在传值组件component.ts的constructor函数里面先声明router:

constructor(
public router: Router,
) {}

在传值组件component.ts的点击函数里面写:

this. router. navigate([ '/content'],{ queryParams:{ 'uid' : "000", 'uname' : "aaa"}});

然后通过点击函数把值传过去,第一个是跳转的路由,第二个是传递的参数(多个)。

2.在接受参数的组件里面的constructor函数里面声明:

constructor(
private activeRoute: ActivatedRoute,
) { }

然后在ngOnInit函数里面获取传过来的参数:

uid;    
uname;

ngOnInit() {

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    //两种方法
console. log( this. activeRoute. queryParams[ 'value']);//1
    //2
this. activeRoute. queryParams. subscribe( params =>{
this. uid = params[ 'uid'];
this. uname = params[ 'uname'];
console. log( this. uid) ;
console. log( this. uname);
})

uid和uname就是传过来的参数,根据需要获取即可!


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转载自blog.csdn.net/khh8023lyf/article/details/80919633