@echo off
:bgn
set /p str=字符串: 
for /f "skip=1 delims=:" %%a in ('^(echo.%str%^&echo.^)^|findstr /o .') do (
  set /a Bytes=%%a-3
)
echo 字节数: %Bytes%
echo. & goto bgn
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@echo off
:bgn
set /p input=字符串: 
call set/p="%%input%%"<nul>%temp%\a.txt
for %%a in (%temp%\a.txt) do echo 字节数: %%~za
echo. & goto bgn
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@echo off&setlocal enabledelayedexpansion
:bgn
set /p input=字符串: 
set/p="!input!"<nul>%temp%\a.txt
for %%a in (%temp%\a.txt) do echo 字节数: %%~za
echo. & goto bgn
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@echo off
cls
set size=0

echo ╭︿︿︿╮ 
echo {/ o o /} 
echo ( (oo) ) 
echo ︶ ︶︶

@echo off
set /p var=input
set var > var.txt
for /f %%i in ("var.txt") do set /a "size=%%~zi-6"
echo %size%
set size=
del var.txt
pause
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