<span class="hljs-keyword">@main</span>
<span class="hljs-class"><span class="hljs-keyword">struct</span> <span class="hljs-title">MyApp</span>: <span class="hljs-title">App</span> </span>{
    <span class="hljs-keyword">var</span> body: <span class="hljs-keyword">some</span> <span class="hljs-type">Scene</span> {
        <span class="hljs-type">WindowGroup</span> {
            <span class="hljs-keyword">#if</span> os(iOS)
            <span class="hljs-type">Text</span>(<span class="hljs-string">&quot;Hello, world from iOS!&quot;</span>)
            <span class="hljs-keyword">#else</span>
            <span class="hljs-type">Text</span>(<span class="hljs-string">&quot;Hello, world!&quot;</span>)
            <span class="hljs-keyword">#endif</span>
        }
    }
}
