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<?php $x = "re0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500\n\toptions=8209b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM,WOL_MAGIC,LINKSTATE>\n\tether 00:1e:06:45:2f:70\n\tinet 192.168.42.160 netmask 0xffffff00 broadcast 192.168.42.255\n\tmedia: Ethernet autoselect (1000baseT <full-duplex>)\n\tstatus: active\n\tnd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>\nlo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> metric 0 mtu 16384\n\toptions=680003<RXCSUM,TXCSUM,LINKSTATE,RXCSUM_IPV6,TXCSUM_IPV6>\n\tinet6 ::1 prefixlen 128\n\tinet6 fe80::1%lo0 prefixlen 64 scopeid 0x2\n\tinet 127.0.0.1 netmask 0xff000000\n\tgroups: lo\n\tnd6 options=21<PERFORMNUD,AUTO_LINKLOCAL>\npflog0: flags=141<UP,RUNNING,PROMISC> metric 0 mtu 33160\n\tgroups: pflog\nwg0: flags=8051<UP,POINTOPOINT,RUNNING,MULTICAST> metric 0 mtu 1420\n\toptions=80000<LINKSTATE>\n\tinet 10.69.69.1 --> 10.69.69.1 netmask 0xffffffff\n\tgroups: tun\n\tnd6 options=101<PERFORMNUD,NO_DAD>\n\tOpened by PID 747\ntun1: flags=8051<UP,POINTOPOINT,RUNNING,MULTICAST> metric 0 mtu 1500\n\toptions=80000<LINKSTATE>\n\tinet6 fe80::21e:6ff:fe45:2f70%tun1 prefixlen 64 scopeid 0x5\n\tinet 10.8.0.1 --> 10.8.0.2 netmask 0xffffff00\n\tgroups: tun\n\tnd6 options=21<PERFORMNUD,AUTO_LINKLOCAL>\n\tOpened by PID 1295\n"; preg_match("/\b[0-9].*?(?=base)/m", $x, $speed); var_dump($speed);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/lPiVo
function name:  (null)
number of ops:  10
compiled vars:  !0 = $x, !1 = $speed
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 're0%3A+flags%3D8843%3CUP%2CBROADCAST%2CRUNNING%2CSIMPLEX%2CMULTICAST%3E+metric+0+mtu+1500%0A%09options%3D8209b%3CRXCSUM%2CTXCSUM%2CVLAN_MTU%2CVLAN_HWTAGGING%2CVLAN_HWCSUM%2CWOL_MAGIC%2CLINKSTATE%3E%0A%09ether+00%3A1e%3A06%3A45%3A2f%3A70%0A%09inet+192.168.42.160+netmask+0xffffff00+broadcast+192.168.42.255%0A%09media%3A+Ethernet+autoselect+%281000baseT+%3Cfull-duplex%3E%29%0A%09status%3A+active%0A%09nd6+options%3D29%3CPERFORMNUD%2CIFDISABLED%2CAUTO_LINKLOCAL%3E%0Alo0%3A+flags%3D8049%3CUP%2CLOOPBACK%2CRUNNING%2CMULTICAST%3E+metric+0+mtu+16384%0A%09options%3D680003%3CRXCSUM%2CTXCSUM%2CLINKSTATE%2CRXCSUM_IPV6%2CTXCSUM_IPV6%3E%0A%09inet6+%3A%3A1+prefixlen+128%0A%09inet6+fe80%3A%3A1%25lo0+prefixlen+64+scopeid+0x2%0A%09inet+127.0.0.1+netmask+0xff000000%0A%09groups%3A+lo%0A%09nd6+options%3D21%3CPERFORMNUD%2CAUTO_LINKLOCAL%3E%0Apflog0%3A+flags%3D141%3CUP%2CRUNNING%2CPROMISC%3E+metric+0+mtu+33160%0A%09groups%3A+pflog%0Awg0%3A+flags%3D8051%3CUP%2CPOINTOPOINT%2CRUNNING%2CMULTICAST%3E+metric+0+mtu+1420%0A%09options%3D80000%3CLINKSTATE%3E%0A%09inet+10.69.69.1+--%3E+10.69.69.1+netmask+0xffffffff%0A%09groups%3A+tun%0A%09nd6+options%3D101%3CPERFORMNUD%2CNO_DAD%3E%0A%09Opened+by+PID+747%0Atun1%3A+flags%3D8051%3CUP%2CPOINTOPOINT%2CRUNNING%2CMULTICAST%3E+metric+0+mtu+1500%0A%09options%3D80000%3CLINKSTATE%3E%0A%09inet6+fe80%3A%3A21e%3A6ff%3Afe45%3A2f70%25tun1+prefixlen+64+scopeid+0x5%0A%09inet+10.8.0.1+--%3E+10.8.0.2+netmask+0xffffff00%0A%09groups%3A+tun%0A%09nd6+options%3D21%3CPERFORMNUD%2CAUTO_LINKLOCAL%3E%0A%09Opened+by+PID+1295%0A'
    5     1        INIT_FCALL                                               'preg_match'
          2        SEND_VAL                                                 '%2F%5Cb%5B0-9%5D.%2A%3F%28%3F%3Dbase%29%2Fm'
          3        SEND_VAR                                                 !0
          4        SEND_REF                                                 !1
          5        DO_ICALL                                                 
    7     6        INIT_FCALL                                               'var_dump'
          7        SEND_VAR                                                 !1
          8        DO_ICALL                                                 
          9      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
279.19 ms | 1014 KiB | 15 Q