中国DOS联盟

@echo off

Setlocal Enabledelayedexpansion

for /f "tokens=1,2,*" %%i in ('more +13^<%~fs0') do (

  set var=%%i

  if "!var:~,2!"=="dn" (

    set str=%%i

  ) else (

    if "!var:~,5!"=="lantx" (

      echo !str! %%k

    )

  )

)

pause&goto :eof

dn:1

----------------------------

name:y

type:6x17  port:36

lantx:3  host 3 1 1 3

----------------------------

dn:2

----------------------------

name:undef

type:undef

----------------------------

dn:3

----------------------------

name:y

tyep:6x17    port:29

lantx:3    host 3 2 1 4

-----------------------------

@echo off

setlocal enabledelayedexpansion

(

  for /f "eol=- tokens=1,2,* delims=t" %%a in (1.txt) do (

    if "%%a" lss "e" (

      set dn=%%a

    ) else (

      if "%%a" lss "m" echo !dn!%%c

    )

  )

)>2.txt

@echo off

type nul>2.txt

Setlocal Enabledelayedexpansion

for /f "tokens=1,2,*" %%i in ('type 1.txt') do (

  set var=%%i

  if "!var:~,2!"=="dn" (

    set str=%%i

  ) else (

    if "!var:~,5!"=="lantx" (

      echo !str! %%k

    )

  )

)>>2.txt

start 2.txt