- The Ruby Programming Language
- A Note Regarding Supplemental Files
- Preface
- 1. Introduction
- 2. The Structure and Execution of Ruby Programs
- 3. Datatypes and Objects
- Numbers
- Text
- Arrays
- Hashes
- Ranges
- Symbols
- True, False, and Nil
- Objects
- 4. Expressions and Operators
- Literals and Keyword Literals
- Variable References
- Constant References
- Method Invocations
- Assignments
- Operators
- Unary + and –
- Exponentiation: **
- Arithmetic: +, –, *, /, and %
- Shift and Append: << and >>
- Complement, Union, Intersection: ~, &, |, and ^
- Comparison: <, <=, >, >=, and <=>
- Equality: ==, !=, =~, !~, and ===
- Boolean Operators: &&, ||, !, and, or, not
- Ranges and Flip-Flops: .. and ...
- Conditional: ?:
- Assignment Operators
- The defined? Operator
- Statement Modifiers
- Nonoperators
- 5. Statements and Control Structures
- Conditionals
- Loops
- Iterators and Enumerable Objects
- Blocks
- Altering Control Flow
- Exceptions and Exception Handling
- BEGIN and END
- Threads, Fibers, and Continuations
- 6. Methods, Procs, Lambdas, and Closures
- 7. Classes and Modules
- Defining a Simple Class
- Creating the Class
- Instantiating a Point
- Initializing a Point
- Defining a to_s Method
- Accessors and Attributes
- Defining Operators
- Array and Hash Access with [ ]
- Enumerating Coordinates
- Point Equality
- Ordering Points
- A Mutable Point
- Quick and Easy Mutable Classes
- A Class Method
- Constants
- Class Variables
- Class Instance Variables
- Method Visibility: Public, Protected, Private
- Subclassing and Inheritance
- Object Creation and Initialization
- Modules
- Loading and Requiring Modules
- Singleton Methods and the Eigenclass
- Method Lookup
- Constant Lookup
- Defining a Simple Class
- 8. Reflection and Metaprogramming
- 9. The Ruby Platform
- Strings
- Regular Expressions
- Numbers and Math
- Dates and Times
- Collections
- Files and Directories
- Input/Output
- Networking
- Threads and Concurrency
- 10. The Ruby Environment
- Index
- About the Authors
- Colophon
- Copyright
X
- x (regular expression) modifier, Regexp Literals
- -X option, Miscellaneous Options
- -x option, Miscellaneous Options
- %x syntax, Backtick command execution
- XML, using method_missing method and, Simple XML Output with method_missing
-
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