HP 12500 Configuration Manual page 19

Characters Meaning
Matches a single character in the
[ ]
brackets.
Matches a single character not in the
[^]
brackets.
Matches the preceding character n
times. The number n must be a
{n}
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.
Same as [^A-Za-z0-9_], matches a
\b character that is not a digit, letter, or
underscore.
Same as [A-Za-z0-9_], matches a digit,
\B
letter, or underscore.
\w Same as \B.
\W Same as \b.
Escape character. If a special character
\ listed in this table follows \, the specific
meaning of the character is removed.
For example:
# 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 aux 0 1
Examples
"[16A]" matches a string containing 1, 6, or A;
"[1-36A]" matches a string containing 1, 2, 3, 6, or
A (- is a hyphen).
To match the character "]", put it immediately after
"[", for example, []abc]. There is no such limit on
"[".
"[^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 the word "domain" and string
"doa".
"do\>" matches the word "undo" and string
"abcdo".
"\ba" matches "-a", but it does not match "2a" or
"ba".
"\Bt" matches "install", but not "big top".
"v\w" matches "vlan" and "service".
"\Wa" matches "-a", but not "2a" or "ba".
•
"\\" matches a string containing "\".
•
"\^" matches a string containing "^".
•
"\\b" matches a string containing "\b".
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