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Since you've already learned Web design in 4 minutes , it's time to dive into the Web's main programming language: JavaScript .
It looks like you're on a mobile device tablet ! 😱
But fear not! 😊
While this tutorial is not optimized for this platform, I still made it readable enough for you to enjoy.
You should however revisit it on a desktop later if you can, to experience all the features!
Anyway, let's get started !
I believe you are using this:
If this information is correct, let's get started .
It looks that you've already been here! 😃 Do you want to resume from where you left off or start over ?
Your browser comes with a developer console that allows you to type JavaScript directly in this webpage.
developer consoleSince you're using Apple Safari :
Let's see if it works!
In the console, type (or paste) the following, and press Enter
You've just used , a native JavaScript function that comes with every browser.
But what have you done exactly ?
You've
called
the
alert()
function
with the
'HelloWorld!'
parameter
.
You have basically done 4 things:
Sometimes, there's no parameter. Sometimes, there's multiple parameters. Most of them are required, but some of them can be optional.
In this case,
alert()
requires only one parameter.
But what type of parameter is that?
When you handle text, you're using strings , which are a series of . In our case, we used a series of 12 characters : . This includes all lowercase and uppercase letters, the space, and the exclamation point.
To define where the string and where it , you need to wrap it in quotes (either single or double ).
When you defined the string:
What if you wanted to deal with numbers instead ?
Like any other programming language, JavaScript can handle numbers .
These numbers can be big or small, with or without decimals, combined through numeric operations…
Type or paste the following snippet in your console:
IT'S NEVER BEEN EASIER TO SHOP IN CANADA
Not Shipping to Canada? Click Here to continue to the US site
Le Montjoie The store is located under the Montjoie shopping mall, near the UTILE supermarket. In front of the kinder garden and the tourism office.
Immeuble Allouette Located on the slopes, next to the ski school.