@Echo off '设置目录 set /p db_path=请输入数据库目录: if "%db_path%"=="" ( set db_path=temp echo 默认为空在temp目录下 ) set db_path=e:\mongodb\data\%db_path% '检测目录。。。。。 if not exist %db_path% ( echo 创建目录:%db_path% md %db_path% ) set port=1001 bin\mongod.exe -install bin\mongod.exe --port %port% --dbpath %db_path%