Learning Regular Expressions, First Edition

Index

Symbols

* (asterisk), 40-41

@ (at symbol), 113

$' backreference

JavaScript, 111

Microsoft .NET, 112

Perl, 115

$` backreference

JavaScript, 111

Microsoft .NET, 112

Perl, 115

$& backreference

JavaScript, 111

Microsoft .NET, 112

Perl, 115

$_ backreference (Microsoft .NET), 112

$+ backreference

JavaScript, 111

Microsoft .NET, 112

Perl, 115

\ (backslash), 14-16, 25-27

^ (caret)

set negation, 23-24

string boundaries, 54-57

[[:<:]] characters, 114

[[:>:]] characters, 114

// comment tags, 102

<!-- --> comment tags, 101

[\)-]? condition syntax, 88

{ } (curly braces), 44-47

$ (dollar sign), 56-57

# (hash sign), 113

- (hyphen), 20-23

&nbsp; (nonbreaking space) entity, 59-60

?! (negative lookahead) operator, 83-85

?<! (negative lookbehind) operator, ...