基础库 1.71.0 开始支持本方法，这是一个同步方法。

加载插屏广告。

语法

InterstitialAd.load()

参数说明

无

类型	说明	最低支持版本
Promise	Promise 对象	1.71.0

errNo	errMsg	说明	最低支持版本
2005	There is no ad object to reload!		1.71.0
1003	Needn't load again!		1.71.0
1003	current activity is null, can not create game banner		1.71.0
1003	Please apply for an adUnitId		1.71.0
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	1.71.0
1006	The scene does not support advertising		1.71.0
1001	The adUnitId is empty		1.71.0
1008	The adUnitId is closed		1.71.0
1007	The adUnitId is prohibit		1.71.0
1002	The adUnitId is invalid		1.71.0
20000	internal error	小游戏框架内部错误，有需要请创建工单咨询	1.71.0
21000	host app not supported		1.71.0
21000	ad not found	小游戏框架内部错误，有需要请创建工单咨询	1.71.0
21000	unitid is illegal		1.71.0
21000	unitid is illegal		1.71.0
21000	unitid is illegal		1.71.0
21000	unitid is illegal		1.71.0
21000	unitid is illegal		1.71.0
21000	unitid is illegal	小游戏框架内部错误，有需要请创建工单咨询	1.71.0
10301	feature is not supported in app		1.71.0
1003	host app not supported		1.71.0
1003	The adUnitId is empty		1.71.0
1003	The adUnitId is invalid	小游戏框架内部错误，有需要请创建工单咨询	1.71.0
1003	unknown ad type		1.71.0
1002	The adUnitId is invalid	小游戏框架内部错误，有需要请创建工单咨询	1.71.0
1003	ad not found	小游戏框架内部错误，有需要请创建工单咨询	1.71.0
2006	InterstitialAd has been destroyed		1.71.0

const interstitialAd = tt.createInterstitialAd({
  adUnitId: "YOUR_AD_UNITID",
});
interstitialAd.load().then(() => {
  interstitialAd.show();
});