kill other apps in kotlin

import android.app.ActivityManager
import android.content.Context

fun killApp(context: Context, packageName: String) {
    val activityManager = context.getSystemService(Context.ACTIVITY_SERVICE) as ActivityManager

    val processes = activityManager.runningAppProcesses
    for (processInfo in processes) {
        if (processInfo.processName == packageName) {
            android.os.Process.killProcess(processInfo.pid)
            break
        }
    }
}