>():<span class="type">Void</span></code></h3><div class="doc"><p>释放接口实现</p></div></div><div class="field "><a name="getAspectRatio"></a><h3 class="anchor"><code><span class="label label-meta label-meta-keep" title="Causes a field or type to be kept by DCE.">@:keep</span><a href="#getAspectRatio"><span class="identifier">getAspectRatio</span></a>():<span class="type">Float</span></code></h3><div class="doc"><p>获取屏幕比例，>= 0.62的基本是平板尺寸
4.7 全屏屏
5.7 IPHON8</p><p cl