unity 检查设备上是否安装了特定的 APK版本

在 Unity 中，可以使用 AndroidJavaClass 和 AndroidJavaObject 类来检查设备上是否安装了特定的 APK [版本](https://geek.csdn.net/educolumn/04449e2eb7da35a9c72dce97dbf43e2a?spm=1055.2569.3001.10083)。以下是一个示例[代码](https://geek.csdn.net/educolumn/1572ef9b473b4e00f6b2bf6d428b7c27?spm=1055.2569.3001.10083)： ```csharp using UnityEngine; using System.[collection](https://geek.csdn.net/edu/8802d631b97a4a6af1f4d0bbf8527465?dp_token=eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJpZCI6NDQ0MDg2MiwiZXhwIjoxNzA3MzcxOTM4LCJpYXQiOjE3MDY3NjcxMzgsInVzZXJuYW1lIjoid2VpeGluXzY4NjQ1NjQ1In0.RrTYEnMNYPC7AQdoij4SBb0kKEgHoyvF-bZOG2eGQvc&spm=1055.2569.3001.10083)s; public class CheckInstalledAPK : MonoBehaviour void Start() // Replace "com.example.myapp" with the package name of the APK you want to check [string](https://geek.csdn.net/edu/8802d631b97a4a6af1f4d0bbf8527465?dp_token=eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJpZCI6NDQ0MDg2MiwiZXhwIjoxNzA3MzcxOTM4LCJpYXQiOjE3MDY3NjcxMzgsInVzZXJuYW1lIjoid2VpeGluXzY4NjQ1NjQ1In0.RrTYEnMNYPC7AQdoij4SBb0kKEgHoyvF-bZOG2eGQvc&spm=1055.2569.3001.10083) packageName = "com.example.myapp"; // Replace "1" with the version code of the APK you want to check int versionCode = 1; AndroidJavaClass jc = new AndroidJavaClass("com.unity3d.player.UnityPlayer"); AndroidJavaObject currentActivity = jc.GetSt[ati](https://geek.csdn.net/educolumn/150d7073277950db5f09620704e791cf?spm=1055.2569.3001.10083)c<AndroidJavaObject>("currentActivity"); AndroidJavaObject packageManager = ```