@echo off
for %%i in (*) do    if %%~ti gtr 2005-05-30 echo %%~nxi
pause>nul
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@echo off
call :echo c o
echo.
call :echo d k
pause>nul
:echo startw endw
echo %1 到 %2 之间的字母有：
for %%i in (a b c d e f g h i j k l m n o p q r s t u v w x y z) do (
   if %%i geq %1 if %%i leq %2 set /p=%%i <nul)
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@echo off
setlocal enabledelayedexpansion
set "str=我bat是home好.cn人"
call :test "%str%"
echo 提取出的汉字有：%cstr%
pause>nul
:test
set "var=%~1"
for /l %%i in (0 1 20) do (
   set "var_=!var:~%%i,1!"
   if "!var_!"=="" goto :eof
   if !var_! gtr Z set cstr=!cstr!!var_!
)
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