jQuery

Question 1

in jquery how can you bind events to a click event

Answer 1

.click()

Question 2

in jquery, the click event handler will only be called when what 2 requirements are met

Answer 2

• The mouse button is depressed while the pointer is inside the element.
• The mouse button is released while the pointer is inside the element.

Question 3

in jquery how can you get/set css properties

Answer 3

.css()

Question 4

in jquery how can you remove a class

Answer 4

.removeClass()

Question 5

in jquery how can you select siblings (excluding the selection of the node it is called on

Answer 5

.siblings()

Question 6

in jquery how can you add a class

Answer 6

.addClass()

Question 7

in jquery, how can you swap whether an element is shown or hidden

Answer 7

.toggle()

Question 8

in jquery what is the short hand for grabbing an element by tag name

Answer 8

$(“tag”)[index]; i.e. $(“canvas”)[0] grabs first canvas tag

Question 9

in jquery, issue a ajax get request, check if it succesfully handled and failed using a callback

Answer 9

$.ajax(“google.com”)
.done(function(data){console.log(data);})
.fail(function(xhr){console.log(“error occured”, xhr.responeText)};