慕夜蓝化

@echo off&setlocal enabledelayedexpansion
for /f "delims=" %%i in (a.txt) do (
    set "str=%%i"
    call :splitString
)
pause&exit

:splitString
if not "!str!"=="" (
    echo,!str:~,15!&set "str=!str:~15!"&goto :splitString
) else (
    goto :eof
) 
复制代码

我原来以为回复过了。你试下。