Learning Ruby On Rails: Day 8
I have this tiny “Hello world” app.
It has one page.
Now I will give it another page.
Each page will correspond with a separate
view. For this new page I will use a new action method (
goodbye) which will be in the same controller I’ve been working with(
New action method. Same controller. Here we go.
goodbye.html.erb so that it will show “Goodbye”. That’s fine but I’d really like to add links between both pages, too.
For links I will use a helper method!
link_to() creates a hyperlink to an action.
So in my
hello.html.erb I add a link to the
goodbye view. The code looks like this:
On line 7,
"Goodbye" is the text of the hyperlink.
say_goodbye_path is the precomputed value that Rails makes available to application views. It evaluates to
And the page looks like this:
Now I will add a link from the “Goodbye” page to the “Hello” page.
It looks like this:
Also most importantly TIL that if I type
cowsay meow into my terminal I will get an emoticon cow saying “meow”. It looks like this:
And I had to run
brew install cowsay in order to have this ability. I regret nothing.
Next post, here.