nerandell

Make sure these boxes are checked before submitting/approving the PR

General

• The code works
• The code is easy to understand
• Follows coding conventions
• Names are simple and if possible short
• Names are spelt correctly
• Names contain units where applicable
• There are no usages of magic numbers

branneman

Primitive Types & Reference Types in JavaScript

An explanation of JavaScript's pass-by-value, which is unlike pass-by-reference from other languages.

Facts

• JavaScript has 2 kinds of variable types: primitive and reference.
• A fixed amount of memory is reserved after creation of every variable.
• When a variable is copied, it's in-memory value is copied.
• Passing a variable to a function via a call also creates a copy of that variable.

Primitive Types