14 DOM Event Listeners

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Name *

Which is the correct syntax for adding an event listener? *

element.addEvent(type, callback)

element.addEventListener(callback, type)

element.addEventListener(type, callback)

element.addEvent(callback, type)

Which of the following is not an event type? *

"click"

"hover"

"change"

"mouseover"

Which of the following syntax would not work for a callback? *

selectedHeading.addEventListener("click", myFunction())

selectedHeading.addEventListener("click", myFunction)

selectedHeading.addEventListener("click", function(){ //do something})

selectedHeading.addEventListener("click", function(arg1, arg2){//do something with arg1, arg2})

Which syntax would allow for listening to hovering over all selected <li> elements? *

lis.addEventListener("hover", callback)

lis.addEventListener("mouseover", callback)

for(var i = 0; i < lis.length; i++){lis[i].addEventListener("mouseover", callback)}

lis.addEventListener("mouseover", function(){for(var i = 0; i < lis.length; i++){callback})

What does "this" refer to in the following: element.addEventListener("click", function(){ this.textContent = "new stuff"} *

"click" event

function argument

element

the window object

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