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Index: Symbols & Numbers

@_ array

accessing instance data: 9.3. Accessing the Instance Data

changes reflected: 3.1. Performing the Same Task on Many Arrays

creating: 3.1. Performing the Same Task on Many Arrays

dereferencing and: 3.3. Dereferencing the Array Reference

nested data structures: 3.6. Nested Data Structures

passing uninterrupted: 8.9. What to Do with @_

references and scoping: 4.1. More than One Reference to Data

removing items from: 2.1. The Cure for the Common Code

\ (backslash): 3.2. Taking a Reference to an Array

3.8. References to Hashes

6.1. Referencing a Named Subroutine

: (colon): 2.5.2. Extending @INC with PERL5LIB

, (comma): 4.6. Creating an Anonymous Hash

{} (curly braces)

anonymous hash constructors: 4.6. Creating an Anonymous Hash

arrays and: 3.3. Dereferencing the Array Reference

coderefs and: 6.1. Referencing a Named Subroutine

dereferencing: 3.7. Simplifying Nested Element References with Arrows

dropping: 3.4. Dropping Those Braces

3.4. Dropping Those Braces

hashes and: 3.8. References to Hashes

indirect object syntax and: 10.3. Indirect Object Notation

:: (double colon): 2.7. Packages as Namespace Separators

12.6. What use Is Doing

?: operator: 9.6. Making a Method Work with Either Classes or Instances

( ) (parentheses): 4.5. Creating an Anonymous Array Directly

6.1. Referencing a Named Subroutine

6.8.1. Exercise [30 min]

+ (plus sign): 4.6. Creating an Anonymous Hash

10.1. Nested Object Destruction

# (pound sign): 4.9.2. Exercise 2 [30 min]

14.2. Writing Tests with Test::Simple

; (semicolon): 4.6. Creating an Anonymous Hash

6.4. Closures

[] (square brackets): 4.5. Creating an Anonymous Array Directly

4.5. Creating an Anonymous Array Directly

_ (underscore): 2.7. Packages as Namespace Separators

$@ variable: 2.2. Inserting Code with eval

2.4. Using require

& (ampersand): 6.1. Referencing a Named Subroutine

12.2. Selecting What to Import

<=> (spaceship operator): 7.1. Review of Sorting

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