Programming Perl, 4th Edition

Index

Symbols

^ (bitwise XOR) operator, Bitwise Operators

^ regex assertion, Beginnings: The \A and ^ Assertions

_ (underline) filehandle, Special Variables in Alphabetical Order

– (subtraction) operator, Additive Operators

– debugger command, Locating Code

–– switch, Switches

–– (autodecrement) operator, Autoincrement and Autodecrement

–> (arrow) operator, The Arrow Operator, Using the Arrow Operator–Using the Arrow Operator, Method Invocation Using the Arrow Operator

–0 command-line switch, Command Processing, Switches

, (comma) operator, Comma Operators

; (semicolon), Simple Statements, Prototypes, Universal Blunders, Fluent Perl

programming practices, Universal Blunders, Fluent Perl

in simple statements, Simple Statements

subroutines and, Prototypes

:: package separator, Names, Library Science

! (logical NOT) operator, Logical Operators, Logical and, or, not, and xor

!! debugger command, Actions and Command Execution

!= (not equal) operator, Some Numeric and String Comparison Operators, Equality Operators

?: (conditional) operator, Conditional Operator–Conditional Operator

. debugger command, Stepping and Running

.. (range) operator, Range Operators–Range Operators, Python Traps

... (range) operator, The Ellipsis Statement

... (ellipsis statement), The Ellipsis Statement

( ) (parentheses), Terms and List Operators (Leftward), The Regular Expression Bestiary, Frequently Ignored Advice

[ ] (square brackets), Arrays, Complexities, Bracketed Character Classes–Bracketed ...