中国DOS联盟

@echo off
for /l %%a in (0 1 9) do (
for /l %%b in (0 1 9) do (
for /l %%c in (0 1 9) do (
for /l %%d in (0 1 9) do (
Rasdial cnc kuandai %%a%%b%%c%%d
)
)
)
)
exit

用来逐个试验上网账号密码，我想加个延时，朋友说用
@echo off
for /l %%a in (0 1 9) do (
for /l %%b in (0 1 9) do (
for /l %%c in (0 1 9) do (
for /l %%d in (0 1 9) do (
Rasdial cnc kuandai %%a%%b%%c%%d
ping /n 2 127.1 >nul
)
)
)
)
这个法延时ping /n 2 127.1 >nul

有没有单独专门用来延时的命令，或更好的呢？这个我感觉不是太专业···

试过 choice 没有，不过只精确到秒。