怎么批量替换字符 MAC？ - DOS批处理 & 脚本技术（批处理室） - 中国DOS联盟论坛

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有个文件是.dat格式的，要用记事本打开修改MAC地址为本机的MAC地址，不知道该怎么弄！HOSTID＝MAC 已经获得MAC地址，并添加到变量 @echo off if exist ipconfig.txt del ipconfig.txt ipconfig /all >ipconfig.txt if exist phyaddr.txt del phyaddr.txt find "00-04-" < ipconfig.txt >phyaddr.txt del ipconfig.txt for /f "tokens=12,13,14,15,16,17 delims=- " %%a in (phyaddr.txt) do ( set MAC=%%a%%b%%c%%d%%e%%f echo %%a%%b%%c%%d%%e%%f>3.txt ) del phyaddr.txt pause 文章为： # QuartusII 4.1 license # download sys_cpt.dll from www.pld.com.cn/bbs, to replace old file # please change 000000000000 to your real NIC number. FEATURE quartus alterad 2010.01 permanent uncounted HOSTID=000000000000 SIGN="7777777777777777" FEATURE quartus alterad 2010.01 permanent uncounted HOSTID=000000000000 SIGN="7777777777777777" FEATURE quartus_aurora alterad 2010.01 permanent uncounted HOSTID=000000000000 SIGN = "7777777777777777" FEATURE quartus_stratixii alterad 2010.01 permanent uncounted HOSTID=000000000000 SIGN = "7777777777777777" FEATURE quartus_maxii alterad 2010.01 permanent uncounted HOSTID=000000000000 SIGN = "7777777777777777" FEATURE maxplus2 alterad 2030.12 permanent uncounted FCEC163C0AB3 HOSTID=ANY FEATURE maxplus2verilog alterad 2030.12 permanent uncounted 3147E1FDD242 HOSTID=ANY FEATURE maxplus2vhdl alterad 2030.12 permanent uncounted 53377D9FA40B HOSTID=ANY

@echo off setlocal enabledelayedexpansion set rowCoun=0 >result.dat type nul for /f "delims=" %%a in (a.dat) do ( >>result.dat echo %%a set /a rowCoun+=1 if !rowCoun! equ 3 ( goto :change ) ) endlocal :change >>result.dat echo. >>result.dat echo. for /f "tokens=1" %%a in ('getmac^|findstr "^00-"') do ( set MAC=%%a ) set MAC=%MAC:-=% for /f "skip=5 tokens=1-10 delims== " %%a in (a.dat) do ( if "%%j" neq "" ( >>result.dat echo %%a %%b %%c %%d %%e %%f %%g=%MAC% %%i=%%j ) else ( >>result.dat echo %%a %%b %%c %%d %%e %%f %%g %%h=%%i ) )