一、手机或模拟器上已安装app（美团为例）

1. 方法一：在命令行输入adb shell am monitor，按Enter，再启动想要获取的app
   (包名在最后一行：com.sankuai.meituan)

C:\Users\starteos>adb shell am monitor
Monitoring activity manager...  available commands:
(q)uit: finish monitoring
** Activity starting: com.sankuai.meituan

2. 方法二：先启动想要获取的app，再输入命令：adb shell dumpsys window w | findstr / | findstr name=，按Enter
   (包名在倒数第二行)

C:\Users\starteos>adb shell dumpsys window w | findstr \/ | findstr name=
      mSurface=Surface(name=GestureNavBottom)/@0x13b0c39
      mSurface=Surface(name=GestureNavRight)/@0x1108b23
      mSurface=Surface(name=GestureNavLeft)/@0x1108b89
       mAnimationIsEntrance=true      mSurface=Surface(name=StatusBar)/@0xcaf1d1
      mSurface=Surface(name=PopupWindow:b18885b)/@0x11b9aa5
      mSurface=Surface(name=com.sankuai.meituan/com.meituan.mmp.lib.mp.MPActivity0)/@0x1170be9
       mAnimationIsEntrance=true      mSurface=Surface(name=com.android.systemui.HwImageWallpaper)/@0x10b4741

3. 方法三：先启动想要获取的app，再输入命令：adb shell dumpsys window | findstr mCurrentFocus，按Enter
   （包名在中间）

C:\Users\starteos>adb shell dumpsys window | findstr mCurrentFocus
  mCurrentFocus=Window{11b2959 u0 com.sankuai.meituan/com.meituan.mmp.lib.mp.MPActivity0}

4. 方法四：获取手机第三方所有应用的包名，输入命令：adb shell pm list package -3，按Enter
   （包名在最后一行，每台设备具体位置不同）

C:\Users\starteos>adb shell pm list package -3
package:io.appium.settings
package:com.smarttoolfactory.tutorial3_1transitions
package:com.sankuai.meituan

二、电脑上有apk安装包

1. 输入命令：aapt dump badging + apk路径

C:\Users\starteos>aapt dump badging D:\meituan_ui\app\imeituan.apk
package: name='com.sankuai.meituan' versionCode='1200020206' versionName='12.2.206' platformBuildVersionName='12.2.206' compileSdkVersion='29' compileSdkVersionCodename='10'

2. 输入命令：aapt dump xmltree + apk路径 + AndroidManifest.xml | findstr “package”

C:\Users\starteos>aapt dump xmltree D:\meituan_ui\app\imeituan.apk AndroidManifest.xml | findstr "package"
    A: package="com.sankuai.meituan" (Raw: "com.sankuai.meituan")