Reference Manual of the Programming Language Lua 2.1

Roberto Ierusalimschy, Luiz Henrique de Figueiredo, Waldemar Celes Filho
roberto,lhf,celes@icad.puc-rio.br

TeCGraf, Computer Science Department, PUC-Rio

• 1 Introduction
• 2 Environment and Modules
• 3 Types
• 4 The Language
  • 4.1 Lexical Conventions
  • 4.2 Coercion
  • 4.3 Adjustment
  • 4.4 Statements
  • 4.5 Expressions
  • 4.6 Function Definitions
  • 4.7 Fallbacks
  • 4.8 Error Handling
• 5 The Application Program Interface
  • 5.1 Executing Lua Code
  • 5.2 Converting Values between C and Lua
  • 5.3 Manipulating Lua Objects
  • 5.4 Calling Lua Functions
  • 5.5 C Functions
  • 5.6 Locking Lua Objects
• 6 Predefined Functions and Libraries
  • 6.1 Predefined Functions
  • 6.2 String Manipulation
  • 6.3 Mathematical Functions
  • 6.4 I/O Facilities
• 7 Some Examples
  • 7.1 The Functions next and nextvar
  • 7.2 Manipulating Strings
  • 7.3 Persistence
  • 7.4 Inheritance
  • 7.5 A CFunction
  • 7.6 Calling Lua Functions from C
• Acknowledgments
• Incompatibilities with Previous Versions
  • Incompatibilities in the Language
  • Incompatibilities in the API
• About this document ...