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标题: 求助,怎么从一个文件中提取一些字符并输出? [打印本页]

作者: tianyaamy1     时间: 2006-4-17 11:09    标题: 求助,怎么从一个文件中提取一些字符并输出?

求助,怎么从一个文件中提取一些字符并输出?
就好像我ping网关,怎么把丢包率%0 loss输出来?谢谢各位呀,急呀!
C:\>ping 192.168.1.1
Pinging 192.168.1.1 with 32 bytes of data:
Reply from 192.168.1.1: bytes=32 time=2ms TTL=64
Reply from 192.168.1.1: bytes=32 time=1ms TTL=64
Reply from 192.168.1.1: bytes=32 time=1ms TTL=64
Reply from 192.168.1.1: bytes=32 time=1ms TTL=64
Ping statistics for 192.168.1.1:
    Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
    Minimum = 1ms, Maximum = 2ms, Average = 1ms
作者: 3742668     时间: 2006-4-17 11:57
是不是这样?
CODE:  [Copy to clipboard]
for /f "delims=() tokens=2" %i in ('"ping 192.168.1.1 | find "Packets""') do echo %i
for /f "delims=(l tokens=2" %i in ('"ping 192.168.1.1 | find "Packets""') do echo %i
命令行中执行,批处理中需用%%i来代替%i
作者: chenall     时间: 2006-4-17 12:03
在WIN2000以上系统中可以使用:
CODE:  [Copy to clipboard]
for /f "usebackq tokens=2 delims=()" %i in (`ping 192.168.1.1^|find /i "loss)"`) do echo %i

作者: minmin888     时间: 2007-5-8 16:07
学习了!

for /f "tokens=2 delims=()" %i in ('ping 192.168.1.1^|find /i "loss)"') do echo %i

[ Last edited by minmin888 on 2007-5-8 at 04:28 PM ]
作者: lxmxn     时间: 2007-5-8 23:35    标题: 用grep也很简单

CODE:  [Copy to clipboard]
ping 192.168.1.1|grep -o "(.*)"





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