Chapter 1

• Preparation
• Compiling mruby

Chapter 2

• Displaying "Hello World"
• Understanding the source code

Chapter 3

• mrb_value Structure
• Relationship between C in mruby and Ruby

Chapter 4

• Converting C numbers into mruby numbers
• Operation of Numbers
• Converting mruby numbers into C numbers
• Converting Float and Integer
• Converting Numbers into Strings

Chapter 5

• Converting a C String into an mruby String Object
• Converting mruby String Objects into C Character Strings
• Creating mruby Symbol from C Character Strings
• Creating C Character Strings from mruby Symbol

Chapter 6

• mrb_value and RVALUE structure
• Checking if a Structure is Used

Chapter 7

• Creating Array
• Initializing an Array with Initial Values
• Accessing Arrays from C

Chapter 8

• Creating a Hash
• Referencing Hash Values

Chapter 9

• Calling Ruby Methods
• Executing Ruby Code

Chapter 10

• Defining Classes and Modules
• Nested Classes and Modules
• Including Modules
• Class Definitions and mrbgems

Chapter 11

• Defining Class Methods
• Defining Instance Methods
• Blocks

Chapter 12

• Creating Instances
• Checking Values
• Copying Objects
• Obtaining Class Names and Entities from Objects
• Converting Arbitrary Objects into String
• Comparing Objects
• Interconverting RVALUE and mrb_value

Chapter 13

• Constants
• Instance Variables
• Local Variables
• Global Variables and Class Variables

Chapter 14

• Enabling Exception Handling from C
• Checking for Exceptions
• Raising an Exception
• Handling Exceptions

Chapter 15

• Memory Management and GC in mruby
• APIs for Memory Management
• Memory Management of RVALUE Structure
• Executing and Stopping GC
• GC Arena

Chapter 16

• About mrbgems
• Structure of mrbgems
• Building mrbgems

Chapter 17

• File Structure
• mrbgem.rake
• Creating hello.c File
• Creating the Content of Initialization
• Build and Execution

Chapter 18

• Managing Data as Instance Variables
• Managing Data with RData