hanyeguxing

在这里，goto 不能暂停或终止 for /l 的迭代，必须等待其完成

[ 本帖最后由 hanyeguxing 于 2010-12-17 16:53 编辑 ]

hanyeguxing

@echo off
for /L %%i in (1,1,1000000) do (
    echo %%i
    call:end
)
:start
echo 其他命令...
pause&exit
:end
goto:start
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hanyeguxing

@echo off&setlocal enabledelayedexpansion
for /l %%a in (2,1,2147483647) do (
    set Xing=
    set Han=%%a
    call:han
    if "!Xing!"=="*%%a" (echo %%a为质数) else echo %%a=!Xing:~1!
)
pause&exit
:han
for /l %%a in (2,1,%Han%) do call:ye %%a
goto:eof
:ye
set/a Ye=%1,Gu=Han%%Ye
if defined #%Ye% goto:xing
if %Gu% neq 0 (goto:eof) else for /l %%a in (2,1,%Ye%) do call:gu %%a
:gu
set/a Gu=Han%%%1
:xing
if %Gu% neq 0 (goto:eof) else (
    set/a Han=Han/Ye
    set Xing=!Xing!*%Ye%
    if not defined #%Ye% set #%Ye%==
    goto:han
)
复制代码

[ 本帖最后由 hanyeguxing 于 2010-12-21 18:57 编辑 ]