黑客帝国特效 批处理文件

@echo off
title 黑客帝国
setlocal ENABLEDELAYEDEXPANSION
color 0a
for /l %%i in (1,1,80) do (
 set Down%%i=0
)
:loop
 for /l %%j in (1,1,80) do (
 set /a Down%%j-=1
 if !down%%j! LSS 0 (
 set /a Arrow%%j=!random!%%4
 set /a Down%%j=!random!%%15+10
 )
 if "!Arrow%%j!" == "1" (
 set /a chr=!random!%%2
 set /p=!chr!<nul
 ) else (
 set /p= <nul
 )
 )
goto loop
goto :eof