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标题:
跑马灯
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作者:
easy
时间:
2014-6-3 12:39
标题:
跑马灯
下面是一个跑马灯的演示程序:
@echo off
setlocal enabledelayedexpansion
color fc
set space=
set c=60
set b=-60
:loop1
set e=!space:~0,%b%!
echo %e%〓
ping /n 2 127.1>nul&cls
set /a b+=3
if %b% lss 0 (goto loop1) else set b=-60&goto loop2
:loop2
set /a c-=3
call set e=%%space:~0,%c%%%
echo %e%〓
ping /n 2 127.1>nul&cls
if %c% gtr 0 (goto loop2) else set c=60&goto loop1
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