1-20
Character Meaning Remarks
\<string
Used to match a character string starting
with string.
For example, “\<do” can match word
“domain” or string “doa”.
string\>
Used to match a character string ending
with string.
For example, “do\>” can match word
“undo” or string “abcdo”.
\bcharacter2
Used to match character1character2.
character1 can be any character except
number, letter or underline, and \b equals
[^A-Za-z0-9_].
For example, \ba can match -a, with -
represents character1, and a represents
character2; while \ba cannot match “2a”
or “ba”.
\Bcharacter
It must match a string containing
character, and there can no spaces
before character.
For example, “\Bt” can match “t” in
“install”, but not “t” in “big top”.
character1\w
Used to match character1character2.
character2 must be a number, letter or
underline, and \w equals [^A-Za-z0-9_].
For example, “v\w” can match “vlan”,
with “v” being character1, and “l” being
character2. v\w can also match
“service”, with “i” being character2.
\W Equals \b.
For example, “\Wa” can match “-a”, with
“-” representing character1, and “a”
representing character2; while “\ba”
cannot match “2a” or “ba”.
\
Escape character. If single special
characters listed in this table follow \, the
specific meanings of the characters will
be removed.
For example, “\\” can match a string
containing “\”, “\^” can match a string
containing “^”, and “\\b” can match a
string containing “\b”.
Multiple-screen output
When there is a lot of information to be output, the system displays the information in multiple screens.
Generally, 24 lines are displayed on one screen, and you can also use the screen-length command to
set the number of lines displayed on the next screen. (For the details of this command, refer to Login
Commands in the System Volume.) You can follow the step below to disable the multiple-screen output
function of the current user.
To do… Use the command… Remarks
Disable the
multiple-screen
output function
of the current
user
screen-length disable
Required
By default, a login user uses the settings of the
screen-length command. The default settings of the
screen-length command are: multiple-screen output
is enabled and 24 lines are displayed on the next
screen.
This command is executed in user view, and
therefore is applicable to the current user only. When
a user re-logs in, the settings restore to the system
default.
Display functions
CLI offers the following feature:
When the information displayed exceeds one screen, you can pause using one of the methods shown
in
Table 1-6.
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