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A Ruby Language Reference

Welcome to my Ruby language reference. If you understand object-oriented and want to understand Ruby all at once from first principles on the first go, this page is for you.

Contents

Introduction to This Document
Ruby Elements

• Classes and Modules
• Methods
• Blocks, Procs and Lambdas
• Execution Context and Closures
• Variables, Constants and Namespaces
• Types and Literals
• Ruby Expressions
• Operators

Syntax Grammar Ruby Sourcefiles and Libraries