angular父组件向子组件传值

// 调用子组件  向子组件传值和方法的方式
<app-header [title]="title" [run]="run"></app-header>

import { Component, OnInit, Input } from ‘@angular/core‘;

@Component({
  selector: ‘app-header‘,
  templateUrl: ‘./header.component.html‘,
  styleUrls: [‘./header.component.less‘]
})
export class HeaderComponent implements OnInit {
  constructor() { }
  @Input() title: any;
  @Input() run: any;
  ngOnInit() {
  }
  getPatrent() {
    this.run();
  }
}