BannerAd.show
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收藏基础库 1.3.0 开始支持本方法，这是一个同步方法。
广告创建后默认是隐藏的，可以通过该方法显示广告。 该方法返回一个 Promise 对象。当广告组件正常获取素材时，该 Promise 对象会是一个 resolved Promise。当广告组件发生错误时，会是一个 rejected Promise，参数与 error 事件监听器获得的参数相同。
| 前提条件 | 无 |
| 业务背景 | 无 |
| 使用限制 | 无 |
| 注意事项 | 必须调用 BannerAd.onLoad 监听广告素材成功拉取后才能调用 BannerAd.show，否则广告将无法及时展示 |
| 相关教程 | 无 |
语法
BannerAd.show()
参数说明
无
返回值
| 类型 | 说明 | 最低支持版本 |
|---|---|---|
| Promise | Promise 对象 | 1.3.0 |
错误码
| errNo | errMsg | 说明 | 最低支持版本 |
|---|---|---|---|
| 2002 | Just shown an Ad, can't show now! | 1.3.0 | |
| 10301 | feature is not supported in app | 1.3.0 | |
| 21300 | context exception | 小游戏框架内部错误，有需要请创建工单咨询 | 1.3.0 |
| 1003 | current activity is null, can not create game banner | 1.3.0 | |
| 1003 | Please apply for an adUnitId | 1.3.0 | |
| 1003 | can not create game banner | 小游戏框架内部错误，有需要请创建工单咨询 | 1.3.0 |
| 1006 | The scene does not support advertising | 1.3.0 | |
| 1001 | The adUnitId is empty | 1.3.0 | |
| 1008 | The adUnitId is closed | 1.3.0 | |
| 1007 | The adUnitId is prohibit | 1.3.0 | |
| 1002 | The adUnitId is invalid | 1.3.0 | |
| 20000 | internal error | 小游戏框架内部错误，有需要请创建工单咨询 | 1.3.0 |
| 21000 | Just shown an Ad, can't show now! | 1.3.0 | |
| 21101 | GridGamePanel with the same gridCount can show most one | 重复报 callback & event | 1.3.0 |
| 21000 | The banner advertisement has triggered fallback, but fallback ad has shown too many times today | 重复报 | 1.3.0 |
| 1003 | The banner advertisement for current adUnitId hasn't completed loading | 1.3.0 | |
| 21000 | ad is not loaded, try call `show` in `onLoad` method | 重复报 | 1.3.0 |
| 21000 | ad not found | 1.3.0 | |
| 21000 | unitid is illegal | 1.3.0 | |
| 1003 | The banner advertisement for current adUnitId doesn't exist | 1.3.0 | |
| 1003 | unknown ad type | 1.3.0 | |
| 21000 | type is illegal param | 小游戏框架内部错误，有需要请创建工单咨询 | 1.3.0 |
| 21000 | app has enter background | 1.3.0 |
代码示例
const bannerAd = tt.createBannerAd({ adUnitId: "xxxx", }); bannerAd.onLoad(() => { bannerAd .show() .then(() => { console.log("广告显示成功"); }) .catch((err) => { console.log("广告组件出现问题", err); }); });
