HP 5920 series Fundamentals Configuration Manual page 19

Characters Meaning
Matches a single character that is not
[^]
in the brackets.
Matches the preceding character n
{n} times. The number n must be a
nonnegative integer.
Matches the preceding character n
times or more. The number n must be a
{n,}
nonnegative integer.
Matches the preceding character n to
m times or more. The numbers n and m
{n,m}
must be nonnegative integers and n
cannot be greater than m.
Matches a string that starts with the
pattern following \<. A string that
\< contains the pattern is also a match if
the characters preceding the pattern
are not digits, letters, or underscores.
Matches a string that ends with the
pattern preceding \>. A string that
\> contains the pattern is also a match if
the characters following the pattern
are not digits, letters, or underscores.
Matches a word that starts with the
pattern following \b or ends with the
\b
pattern preceding \b.
Matches a word that contains the
\B pattern but does not start or end with
the pattern.
Same as [A-Za-z0-9_], matches a digit,
\w
letter, or underscore.
Same as [^A-Za-z0-9_], matches a
\W character that is not a digit, letter, or
underscore.
Escape character. If a special
character listed in this table follows \,
\
the specific meaning of the character is
removed.
For example:
# Use | begin line in the display current-configuration command to match the first line of output that
contains line to the last line of output.
<Sysname> display current-configuration | begin line
line class aux
user-role network-admin
#
Examples
"[^16A]" matches a string that contains at least
one character other than 1, 6, or A, such as "abc".
A match can also contain 1, 6, or A (such as
"m16"), but it cannot contain these three
characters only (such as 1, 16, or 16A).
"o{2}" matches "food", but not "Bob".
"o{2,}" matches "foooood", but not "Bob".
" o{1,3}" matches "fod", "food", and "foooood",
but not "fd".
"\<do" matches "domain" and "doa".
"do\>" matches "undo" and "cdo".
"er\b" matches "never", but not "verb" or "erase".
"\ber" matches "erase", but not "verb" or "never".
"er\B" matches "verb", but not "never" or "erase".
"v\w" matches "vlan" and "service".
"\Wa" matches "-a", but not "2a" or "ba".
"\\" matches a string containing "\", "\^"
matches a string containing "^", and "\\b"
matches a string containing "\b".
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