day2_04122022.txt

window                                                                                          

It is the root level element in any web page.                                         

All the global variables are defined on the window object.

For example, alert(), confirm() are methods defined on the window object.
Writing alert() is similar to window.alert()


Also, properties like document, location are properties of the window object.



document

It is the direct child of the window object. It is aka Document Object Model (DOM).

You can access it via window.document or document.

document object has many useful methods defined on it.

For example, document.getElementById(), document.getElementByTagName(), document.createElement(), document.querySelector()