小编Pra*_*ati的帖子

import {Component, EventEmitter, OnInit, Input, Output} from '@angular/core';
import {Input} from '@angular/compiler/src/core';

@Component({
    selector: 'like',
    templateUrl: './like.component.html',
    styleUrls: ['./like.component.css']
})
export class LikeComponent implements OnInit {
    @Input('isActive') isSelected: boolean;
    @Input('likesCount') likesCount: number;
    @Output('change') click = new EventEmitter();


    constructor() {}
    ngOnInit() {}

    isLiked() {}

    onClick() {
    //Ignore below incomplete code 
        if (!this.isSelected) {

        } else {

        }
        this.isSelected = !this.isSelected;
        this.click.emit({newValue: this.isSelected});
    }

    getStyle() {
        let style: string;
        if (this.isSelected) {
            style = 'deeppink';
        } else {
            style = '#ccc'; …