Ruby is a programming language (♦ see DEF.) multiplatform and object oriented, created in 1995.
Ruby allows you to create, among other things, App. and websites, softwares and even games.
Code Examples
We start with very simple codes. The more you progress, page after page, the more sophisticated the scripts will be.
C 0001 - Hello World !
Say hello...
Watch out for the indentation !
Watch out for the indentation !
print "Hello World !\n" print "Bye bye World !\n"or
puts "Hello World !"
Reproduce this code, choosing one of the compilers below (♦ See DEF.) (don't copy-paste! It would be too easy). They have the same function, just pick up one according to your preferences.
When you copy your code, replace the existing code (by default) with your own.
Warning ! For some of these compilers, you might have to choose the programming language yourself, in a specific menu which is offered to you. Of course, don't forget to click on RUN !
C 0002 - Repeat a word
Print several times the same word...
Wath out for the indentation !
Wath out for the indentation !
5.times do
puts "Hello !"
end
Reproduce this code, choosing one of the compilers below (♦ See DEF.) (don't copy-paste! It would be too easy). They have the same function, just pick up one according to your preferences.
When you copy your code, replace the existing code (by default) with your own.
Warning ! For some of these compilers, you might have to choose the programming language yourself, in a specific menu which is offered to you. Of course, don't forget to click on RUN !
C 0003 - Types of informations
Get it right...
Watch out for the indentation !
Watch out for the indentation !
time1 = Time.new puts "Hour:" + time1.inspect time2 = Time.now puts "Hour:" + time2.inspect
Reproduce this code, choosing one of the compilers below (♦ See DEF.) (don't copy-paste! It would be too easy). They have the same function, just pick up one according to your preferences.
When you copy your code, replace the existing code (by default) with your own.
Warning ! For some of these compilers, you might have to choose the programming language yourself, in a specific menu which is offered to you. Of course, don't forget to click on RUN !
C 0004 - String
Print two names...
Watch out for the indentation !
Watch out for the indentation !
name1 = "Julian"
name2 = "Mary"
puts "Voici #{name1} and #{name2}."
Reproduce this code, choosing one of the compilers below (♦ See DEF.) (don't copy-paste! It would be too easy). They have the same function, just pick up one according to your preferences.
When you copy your code, replace the existing code (by default) with your own.
Warning ! For some of these compilers, you might have to choose the programming language yourself, in a specific menu which is offered to you. Of course, don't forget to click on RUN !
Info+
Creation
» Creation date: 1995
* Created by Yukihiro Matsumoto
* Developed by Contributors
* Written in C
* Cross-platform
* Ruby / GNU licenses
* Created by Yukihiro Matsumoto
* Developed by Contributors
* Written in C
* Cross-platform
* Ruby / GNU licenses
Official/Leader Websites
Tutorial Websites
Complementary Website
Edition & Press Review
Tools & Levels
Software & Frameworks
Glossary
Practical cases
In order to train you, we add small programs every week to this section in order to keep you up to speed.
CASE 1
BASIC LEVEL
Preparing a working environment
These recommendations will get you started with Ruby, as comfortably as possible.
CASE 2
INTERMEDIATE LEVEL
Create a Web App.
This little kit will allow you to design an Web App. in the field of online car sales.
CASE 3
- Ruby
- Hits: 100
