jQuery

Question 1

How do you get the text out of an HTML element?

Answer 1

by using .text()

Question 2

How do you get the value out of an HTML input field?

Answer 2

by using .val()

Question 3

What’s the difference between .text() and html()?

Answer 3

text() gets the combined text content of each element in the set of matched elements while .html() is used to retrieve info from jquery selector

Question 4

What does .on() do?

Answer 4

attaches an event handler function for one or more events to the selected elements

Question 5

What is jquery?

Answer 5

JS library for DOM to write less and be able to do more

Question 6

What is the jQuery selector function?

Answer 6

$( )

Question 7

What does the jQuery selector function return?

Answer 7

the list of elements

Question 8

Why would someone use jQuery over vanilla JS?

Answer 8

less code, and easy to use. To chain actions together

Question 9

What are some downsides from using jQuery over vanilla JS?

Answer 9

hides the complex parts of JS, one day it won’t be used anymore.

Question 10

Why do we use the tag at the bottom of the body, instead of putting it inside the tag?

Answer 10

the elements need to be there 1st and HTML document loads top to bottom