H3C Technologies H3C SecPath F1000-E - Manual (Page 116)

108
Character Meaning Remarks
\bcharacter2
Matches character1character2.
character1 can be any character
except number, letter or underline,
and \b equals [^A-Za-z0-9_].
For example, "\ba" matches "-a" with "-" being
character1, and "a" being character2, but it does
not match "2a" or "ba".
\Bcharacter
Matches a string containing
character, and no space is allowed
before character.
For example, "\Bt" matches "t" in "install", but not
"t" in "big top".
character1\w
Matches character1character2.
character2 must be a number, letter,
or underline, and \w equals
[A-Za-z0-9_].
For example, "v\w" matches "vlan" ("v" is
character1 and "l" is character2) and "service" ( "i"
is character2).
\W Equals \b.
For example, "\Wa" matches "-a", with "-" being
character1, and "a" being character2, but does not
match "2a" or "ba".
\
Escape character. If a special
character listed in this table follows
\, the specific meaning of the
character is removed.
For example, "\\" matches a string containing "\",
"\^" matches a string containing "^", and "\\b"
matches a string containing "\b".
The following are several regular expression examples:
# Use | begin user-interface in the display current-configuration command to match the first line of
output that contains user-interface to the last line of output.
<Sysname> display current-configuration | begin user-interface
user-interface con 0
user-interface vty 0 4
authentication-mode none
user privilege level 3
#
return
# Use | exclude Direct in the display ip routing-table command to filter out direct routes and display only
the non-direct routes.
<Sysname> display ip routing-table | exclude Direct
Routing Tables: Public
Destination/Mask Proto Pre Cost NextHop Interface
10.1.1.0/24 OSPF 10 2 10.1.1.2 Vlan2
# Use | include Vlan in the display ip routing-table command to filter in route entries that contain Vlan.
<Sysname> display ip routing-table | include Vlan
Routing Tables: Public
Destination/Mask Proto Pre Cost NextHop Interface
192.168.1.0/24 Direct 0 0 192.168.1.42 Vlan999