dom-creation

Question 1

Does the document.createElement() method insert a new element into the page?

Answer 1

no.

Question 2

How do you add an element as a child to another element?

Answer 2

you can use the appendChild() method.

Question 3

What do you pass as the arguments to the element.setAttribute() method?

Answer 3

the first one is the name of the attribute, and the second one is the value(a string) for the attribute.

Question 4

What steps do you need to take in order to insert a new element into the page?

Answer 4

there are three steps, first create a new element using the createElement() method. step 2 is to give it content using createTextNode()(this step is optional), step 3 is to add it to the DOM by using appendChild() method.

Question 5

What is the textContent property of an element object for?

Answer 5

to get the text content of an element.

Question 6

Name two ways to set the class attribute of a DOM element.

Answer 6

setAttribute() method and the className property

Question 7

What are two advantages of defining a function to do create something (like the work of creating a DOM tree)?

Answer 7

it saves a lot of work creating html structure and its content. and it’s easier to control the content .