scmx/README.md

## README.md

      
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              README.md
            
          
    Ruby ERB example

# Kompilera erb-filen till html
ruby example.rb

# Visa resultatet i webbläsaren
open index.html


## example.rb
require 'erb'

class Post
  attr_accessor :title, :body

  @@posts = []

  def initialize(title: nil, body: nil)
    @title = title
    @body = body
  end

  def publish
    @@posts.push(self)
  end

  def self.all
    @@posts
  end
end

Post.new(title: 'Hello World', body: 'Lorem Ipsum').publish
Post.new(title: 'Welcome',     body: 'To ruby').publish

renderer = ERB.new(File.read('index.html.erb'))

File.write('index.html', renderer.result)

## index.html.erb
<!doctype html>
<html>
  <head>
    <meta charset="utf-8"/>
  </head>
  <body>
    <h1>Blogg</h1>

    <p>
      Tiden är nu: <%= Time.now %>
    </p>

    <% Post.all.each do |post| %>

      <article>
        <h2><%= post.title %></h2>
        <div><%= post.body %></div>
      </article>

    <% end %>

  </body>
</html>
	require 'erb'

	class Post
	attr_accessor :title, :body

	@@posts = []

	def initialize(title: nil, body: nil)
	@title = title
	@body = body
	end

	def publish
	@@posts.push(self)
	end

	def self.all
	@@posts
	end
	end

	Post.new(title: 'Hello World', body: 'Lorem Ipsum').publish
	Post.new(title: 'Welcome', body: 'To ruby').publish

	renderer = ERB.new(File.read('index.html.erb'))

	File.write('index.html', renderer.result)
	<!doctype html>
	<html>
	<head>
	<meta charset="utf-8"/>
	</head>
	<body>
	<h1>Blogg</h1>

	<p>
	Tiden är nu: <%= Time.now %>
	</p>

	<% Post.all.each do \|post\| %>

	<article>
	<h2><%= post.title %></h2>
	<div><%= post.body %></div>
	</article>

	<% end %>

	</body>
	</html>