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  • 检查或遍历android手机应程

    检查android手机中是否存在某应程

    public boolean checkApp(String packageName) {
            if (packageName == null || "".equals(packageName))
                return false;
            try {
                ApplicationInfo info = getPackageManager().getApplicationInfo(packageName, PackageManager.GET_UNINSTALLED_PACKAGES);
                return true;
            } catch (NameNotFoundException e) {
                return false;
            }
        }

    遍历android手机中的所有应用

     private void foreachSoft() {   

      PackageManager packageMgr = getPackageManager();   

      List<PackageInfo> list = packageMgr.getInstalledPackages(0);  

       for (int i = 0; i < list.size(); i++) {    

        PackageInfo info = list.get(i);    

        String temp = info.packageName;    

        Log.i("lyf", temp);  

       }

     }

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  • 原文地址:https://www.cnblogs.com/lyf161/p/3799290.html
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