CocosGameFrameWork/assets/Script/Game/UI/Tip.ts

import { _decorator, Animation, Component, Label } from 'cc';
const { ccclass, property } = _decorator;

@ccclass('Tip')
export class Tip extends Component {
    private _animation: Animation = null;
    protected onLoad(): void {
        this._animation = this.node.getComponent(Animation);
    }
    start() {
        this._animation.once(Animation.EventType.FINISHED,()=>{
            this.node.removeFromParent();
            this.node.destroy();
        })
    }

    setContent(content: string){
        this.node.getComponent(Label).string = content;
    }
}