@echo off
SetLocal EnableDelayedExpansion


::
:: 设置文本
::
set Text_A="a.txt"
set Text_B="b.txt"



::
:: 把文本B每一行保存为变量
::
set n=0

for /f "usebackq delims=" %%a in (%Text_B%) do (
    set /a n += 1
    set .!n!.=%%a
)



::
:: 修改文本A
::
set n=0
set TempFile=.tmp%random%

(
    for /f %%a in (' findstr /n .* %Text_A% ') do (
        set LineText=
        set /p LineText=
        
        if /i "!LineText:~0,5!" == "name=" (
            set /a n += 1
            for %%a in (.!n!.) do set LineText=name=!%%a!
        )
        
        echo,!LineText!
    )
) <%Text_A% >%TempFile%

move %TempFile% %Text_A%



start "" %Text_A%
复制代码