中国DOS联盟

@echo off
set str=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
:begin
cls
set flag=0
set var=
set input=
set /p input=      请输入字母范围(如af)：
for %%i in (%str%) do call :pickup %%i

:end
pause
goto begin

:pickup
if /i "%1"=="%input:~0,1%" set flag=1
if /i "%1"=="%input:~-1%" set flag=2
if %flag% equ 1 echo %1
if %flag% equ 2 echo %1&goto end
goto :eof

@echo off 
setlocal enabledelayedexpansion

set str=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
for %%i in (%str%) do set/a dec+=1 & set %%i=!dec! & set str!dec!=%%i
set en=
set /p en=请输入字母范围(如af)：
set/a num1=!%en:~0,1%!,num2=!%en:~-1%!
for /l %%i in (%num1%,1,%num2%) do echo !str%%i!

pause>nul

@echo off 
setlocal enabledelayedexpansion

set str=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
set en=
set /p en=请输入字母范围(如af)：
set str1=%en:~0,1%
set str2=%en:~-1%
for %%i in (%str%) do if %%i geq !str1! if %%i leq !str2! echo %%i 
pause>nul

@echo off
:begin
cls
set str=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
set input=
set /p input=      请输入字母范围(如af)：
call set str=%%str:%input:~0,1%=-☆%input:~0,1%%%
call set str=%%str:%input:~-1%=%input:~-1%☆%%
for /f "tokens=2 delims=☆" %%i in ("%str%") do set str=%%i
for %%i in (%str%) do echo %%i
pause
goto begin

m="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"
s=split(m,";")
b=inputbox("请输入字母范围(如af):","系统提示")
l=0
for i=0 to 25
if s(i)=left(b,1) then
l=1
end if
if l=1 then
h=h&vbcrlf&s(i)
end if
if s(i)=right(b,1) then exit for
next
msgbox h