[文本处理] 批处理读取INI的问题

@echo off
setlocal enabledelayedexpansion
set f3=0
for /f "dellims=" %%a in (1.ini) do (
    set f0=%%a
    set f2=!f0:~0,2!
    if !f3!==1 (set %%a)
    if "!f2!"=="[3" (
        set f3=1
    ) else (
        set f1=!f0:~0,1!
        if "!f1!"=="[" (set f3=0)
    )
)
echo;%pcname%
pause
exitCOPY

@echo off
setlocal enabledelayedexpansion
for /f "delims=" %%a in (1.ini) do (
    if "%%a"=="[3]" (
        set n=true
    ) else if !n!==true (
        set str=%%a
        echo !str:~-6!
        goto :o
    )
)
:o
pause
exitCOPY

@echo off
setlocal enabledelayedexpansion
for /f "tokens=1,2 delims==" %%a in (1.ini) do (
    if "%%a"=="[3]" (
        set n=true
    ) else if !n!==true (
        if "%%a"=="[4]" goto :o
        echo,%%b
    )
)
:o
pause
exitCOPY

$file="$(gl)\a.txt"; #加载文件
$id=1;  #[数字]
$r='0.0.0.0'; #替换内容
$name='ip';  #替换标识
[regex]::Replace([IO.File]::ReadAllText($file,[Text.Encoding]::Default),
"(?ism)(?<=\[$id].*?$name=)(?:[^`r`n]+)",$r)|sc '.\new.log';
&cmd /c pause;COPY