Modern Web Design with HTML5, CSS3, and JavaScript - Getting the Object Properties and Values with JavaScript to Loop Ob

The video tutorial explains how to construct an object and loop through its properties. It covers defining properties and values, using loops to iterate over these properties, and accessing property values using square brackets. The tutorial also addresses handling special property names that may not be compatible with dot notation.

Explain the purpose of using square brackets when referencing properties in an object.

What is the output when looping through the object with properties 'first' and 'last'?