What is the difference between "let" and "var"?
The main difference between using var and let is the scope and whether or not the variable is hoisted.
Javascript
12 Posts
Javascript tips, tricks, and fundamentals for web developers of all skill levels.
Variable and function hoisting in JavaScript
JavaScript variables and functions are not declared at the point of use. Instead, they are moved to the top of their scope hoisted and assigned a default value of undefined until they're reached in code.
How can I remove an elements from an array?
Removing items from an array in javascript is not as simple as in some languages, but it's not hard when you know how.