Ruby Tutorial
Ruby: Comment
By Xah Lee. Date:
2024-05-19
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#
this is a comment
=begin this is a multi-line comment some thing =end
Ruby, beginner info
Ruby: Print Version
Ruby: Version Release Dates
Ruby: File Name Extension
Ruby: Run Script
Ruby: Builtin Doc Lookup
Ruby: Newline and Indentation
Ruby: Comment
Ruby: Source Code Encoding
Ruby Tutorial
Version Dates
Print Version String
File Name Extension
Run Script
Newline and Indentation
Doc Lookup
Print
Print
Comment
String
Quote String
Types
Value Types
Type Conversion
List Object Methods
List All Classes
Variable
Variable
Boolean
True, False
Branching
If Then Else
Case
Loop, Iteration
Loop
Loop thru Array
Map f to Array
Data Structure
Array
Hash Table
Function
Define Function
Class
Class
Module
Module
Misc
Call Shell Command
Name Prefix
Complex Numbers
Ruby Doc Guide
Predefined Global Variables
RVM Gem Rake Bundler RDoc ri irb