FOR /F "tokens=2*" %%i IN ('ipconfig/all^|find /i "Ethernet adapter "') DO set name=%%j
FOR /F "tokens=1* delims=:" %%i in ("%name%") do set 网卡名称=%%i
set name=%%j %%j存在的意义是什么？不应该是%%i才行吗？本人小白实在是费解