Back references 7, Special constructs (non-capturing) 7 – Brocade Network Advisor SAN + IP User Manual v12.1.0 User Manual
Page 2037
![background image](/manuals/361714/2037/background.png)
Brocade Network Advisor SAN + IP User Manual
1997
53-1002949-01
Regular Expressions
F
TABLE 12
Back references
Construct
Matches
\n
Whatever the nth capturing group matched
Quotation
\
Nothing, but quotes the following character
\Q
Nothing, but quotes all characters until \E
\E
Nothing, but ends quoting started by \Q
TABLE 13
Special constructs (non-capturing)
Construct
Matches
(?:X)
X, as a non-capturing group
(?idmsux-idmsux)
Nothing, but turns match flags on–off
(?idmsux-idmsux:X)
X, as a non-capturing group with the given flags on–off
(?=X)
X, through zero-width positive lookahead
(?!X)
X, through zero-width negative lookahead
(?<=X)
X, through zero-width positive lookbehind
(?
X, through zero-width negative lookbehind
(?>X)
X, as an independent, non-capturing group