[文本处理] [已解决]批处理如何替换文本中的数字为指定符号并删除空格和空行

sed -n -r "s/^[ 0-9]+//; s/[0-9]+/,/g; s/ //gp" a.txt
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@echo off
for /f "tokens=* delims=0123456789 " %%a in (a.txt) do (
    set str=%%a
    setlocal enabledelayedexpansion
    for /l %%a in (0 1 9) do set str=!str:%%a=,!
    
    set str_=
    for %%a in (!str!) do set str_=!str_!,%%a
    echo !str_:~1!
    
    endlocal
)
pause
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@echo off
(for /f "tokens=* delims=0123456789 " %%a in (a.txt) do (
     set str=%%a
     setlocal enabledelayedexpansion
     for /l %%a in (0 1 9) do set str=!str:%%a=,!
     
     set str_=
     for %%a in (!str!) do set str_=!str_!,%%a
     set /p =!str_:~1!
     
     endlocal
 )) <nul >new.txt
 pause
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@echo off&setlocal enabledelayedexpansion
for /f "delims=" %%a in (a.txt) do (
  for %%b in (%%a) do (
    set /a 1%%b 2>nul&&set "str=!str!,"||set "str=!str!%%b"
  )
)
echo,!str:~1!>b.txt
pause
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