anchor.diff:  @ECHO OFF
  -
  -set aa=ΰйΪԺ
  -echo 滻ǰ%aa%
  -echo 滻%aa:й=л񹲺͹%
  -echo aa = %aa%
  -set aa=%aa:й=л񹲺͹%
  -echo aa = %aa%
   
   SET sdk=null
   SET tool=null
  -FOR /F "eol=; tokens=2,2 delims==" %%i IN ('findstr /i "sdk.dir" local.properties') DO SET sdk=%%i
  +
  +FOR /F %%i IN ('findstr /i "sdk.dir" local.properties') DO SET sdk=%%i
   FOR /F %%i IN ('findstr /i "buildToolsVersion" %~dp0app\build.gradle') DO SET tool=%%i
   
   findstr /i "sdk.dir" local.properties
  
positive.code: SET sdk=%sdk:\:=:%
  set sdk=%sdk%\build-tools\28.0.3\dx.bat
  
  echo skd=%sdk%
  
  rem %sdk%
  rem ./gradlew assemble
  
negative.code: rem type local.properties
  
  echo tool=%tool%
  echo sdk=%sdk%
  
  IF %sdk% == null (
      ECHO ûҵSDKűֹ
  