team2_fs/assets/Scripts/Item/pkRedPrizeTurnLight.ts

import { _decorator, Component, Node, EventHandler } from 'cc';
const { ccclass, property } = _decorator;

@ccclass('PkRedPrizeTurnLight')
export class PkRedPrizeTurnLight extends Component {
    @property({ tooltip: "动画结束回调", type: EventHandler }) public animBack: EventHandler;

    start() {
        // [3]
    }

    public animBackFun() {
        this.animBack.emit([]);
    }

    // update (deltaTime: number) {
    //     // [4]
    // }
}