level 1
加上艾特echo off
setlocal enabledelayedexpansion
for %%i in (*.txt) do (
set "file=%%i"
set "content="
for /f "delims=" %%j in (!file!) do (
set "line=%%j "
set "content=!content!!line!"
)
echo !content!>!file!
)
2023年04月14日 14点04分