取子字符串问题

2006-09-04 05:07:45 440 阅读 AI 写同款 · GEO 优化AI 选题数据监测一键分发 ›

Chain FORWARD (policy ACCEPT)
target prot opt source destination
ACCEPT all -- 192.168.14.0/24 anywhere
ACCEPT all -- 192.168.0.10 anywhere MAC 00:01:6C:F0:47:8A
ACCEPT all -- 192.168.0.246 anywhere MAC 00:0D:87:8F:FD:38
ACCEPT all -- 192.168.0.247 anywhere MAC 00:0D:87:C4:85:E8
ACCEPT all -- 192.168.0.248 anywhere MAC 00:90:27:99:26:64
ACCEPT all -- 192.168.0.249 anywhere MAC 00:02:C5:08:BA:E7
ACCEPT all -- 192.168.0.250 anywhere MAC 00:A0:D1:E0:66:A7
ACCEPT all -- 192.168.0.251 anywhere MAC 00:10:5C:AC:D6:90
ACCEPT all -- 192.168.0.253 anywhere MAC 00:D0:B7:C6:8E:F3
利用PHP怎样获得上面输出中的IP地址？谢谢

...全文

从AP到ADSP：高通8650 AudioReach中GSL-Passthru-GPR的数据通路剖析本文深入剖析了高通骁龙8650平台AudioReach架构中，音频数据从应用处理器（AP）到音频数字信号处理器（ADSP）的完整传输路径。重点解析了GSL（Graph Service Layer）如何封装命令，并通过Passthru驱动与GPR（Generic Packet Router）协同工作，实现跨处理器的高效、异步数据交换，揭示了现代手机复杂音频系统背后的核心通信机制。阅读详情

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hblfknight 2006-09-05

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<?
$pattern="/(\d+)\.(\d+)\.(\d+)\.(\d+)/";
$string="Chain FORWARD (policy ACCEPT)
target prot opt source destination
ACCEPT all -- 192.168.14.0/24 anywhere
ACCEPT all -- 192.168.0.10 anywhere MAC 00:01:6C:F0:47:8A
ACCEPT all -- 192.168.0.246 anywhere MAC 00:0D:87:8F:FD:38
ACCEPT all -- 192.168.0.247 anywhere MAC 00:0D:87:C4:85:E8
ACCEPT all -- 192.168.0.248 anywhere MAC 00:90:27:99:26:64
ACCEPT all -- 192.168.0.249 anywhere MAC 00:02:C5:08:BA:E7
ACCEPT all -- 192.168.0.250 anywhere MAC 00:A0:D1:E0:66:A7
ACCEPT all -- 192.168.0.251 anywhere MAC 00:10:5C:AC:D6:90
ACCEPT all -- 192.168.0.253 anywhere MAC 00:D0:B7:C6:8E:F3 ";
$i=preg_match_all($pattern, $string, $match);
for ($j=0;$j<$i;$j++)
echo $match[0][$j]."<p>";

?>

PHP_CHRIS_BT1984 2006-09-04

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不好意思些错了是 preg_match_all()...

PHP_CHRIS_BT1984 2006-09-04

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<?
$pattern="/(\d+)\.(\d+)\.(\d+)\.(\d+)/";
$string="Chain FORWARD (policy ACCEPT)
target prot opt source destination
ACCEPT all -- 192.168.14.0/24 anywhere
ACCEPT all -- 192.168.0.10 anywhere MAC 00:01:6C:F0:47:8A
ACCEPT all -- 192.168.0.246 anywhere MAC 00:0D:87:8F:FD:38
ACCEPT all -- 192.168.0.247 anywhere MAC 00:0D:87:C4:85:E8
ACCEPT all -- 192.168.0.248 anywhere MAC 00:90:27:99:26:64
ACCEPT all -- 192.168.0.249 anywhere MAC 00:02:C5:08:BA:E7
ACCEPT all -- 192.168.0.250 anywhere MAC 00:A0:D1:E0:66:A7
ACCEPT all -- 192.168.0.251 anywhere MAC 00:10:5C:AC:D6:90
ACCEPT all -- 192.168.0.253 anywhere MAC 00:D0:B7:C6:8E:F3 ";
preg_match($pattern, $string, $match);
echo($match);
?>

应该可以吧？

hblfknight 2006-09-04

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就是因为使用正则表达式不会写才问的，不好意思

JackGong2012 2006-09-04

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正则表达式

取子字符串问题

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