for /f "tokens=? delims=." %%a in (1.txt) do echo %%a
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@echo off
::方法1
for /f "tokens=1-10 delims=." %%a in (1.txt) do echo %%a %%b %%c %%d %%e %%f %%g %%h %%i %%j
::方法2
setlocal enabledelayedexpansion
set/pp=<1.txt
for %%b in (%p:.= %) do (
    set/aa+=1
    if !a! leq 10 echo %%b
)
::方法3
for /f "delims=" %%a in (1.txt) do (
    set b=%%a
    for %%b in (!b:.^= !) do (
        set/ac+=1
        if !c! leq 10 echo %%b
    )
)
::方法4
for /f "delims=" %%a in (1.txt) do (
    set b=%%a
    for %%b in (!b:.^= !) do if %%b lss 10 echo %%b
)
pause
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