Modern JavaScript from the Beginning - Second Edition - Custom insertAfter() Challenge

The video tutorial guides viewers through creating a custom 'insertAfter' function in JavaScript. It begins with a challenge to create the function, followed by an explanation of example code. The instructor provides hints on using DOM properties like parent and sibling elements. The function is implemented step-by-step, tested, and debugged. The video concludes with a summary and a preview of the next topic, which involves replacing elements in the DOM.

Describe the process of using the insert before method in relation to the insert after function.

How can you reference properties and methods in the MDN documentation when working with DOM elements?