JavaScript for Developers 09 - Variable Declaration

Learn how variables are created in JavaScript.

[MULAGURA]

var name; // declares variable
name= "Mulagura"; // initializes variable that's already been declared
var name = "Ram Mulagura"; // declares and initializes variable

[zikyoubi]

Thank you for sharing your knowledge, keep working on it please !

[myvid]

Thank you for such amazing videos. These are very helpful ..

[ATM-Tech]

You should use const or let instead of var

[Exsecrabilis]

-08/21/2024 @ 2355-
Thanks for sharing this video, its very helpful. although my problem with declaring variables is when I try to pass the program through a JavaScript validator. I get errors. So, I don't know what the validator is asking me to do.

[anku]

which is better to declare a variable: var, let or const ?

[wartem]

Most Javascript experts agree var shouldn't be used. Douglas Crockford, the man who popularized JSON, is against the use of var. He indicates that, “var might possibly still be useful in an extreme case like machine-generated code, but I'm stretching hard there.

[jony]

can i use visual studio code for java script web application development

[itsnotallrainbowsandunicor]

You know the content is good when the dislikes is 0. +1