import { _decorator, Component, Node } from 'cc'; const { ccclass, property } = _decorator; const OUTOFRANGE = 50 @ccclass('bullet') export class bullet extends Component { @property public bulletSpeed = 0; start() { } update(deltaTime: number) { const pos = this.node.position; const moveLength = pos.x + this.bulletSpeed; this.node.setPosition(moveLength, pos.y, pos.z) if(moveLength > OUTOFRANGE){ this.node.destroy() } } }