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Courses Plus Student 2,773 PointsCannot read property 'addEventListener' of null
this is the html code:-
<button class="removeItemButton">Remove last item</button>
and this is the JS code :-
removeItemButton.addEventListener('click', () => { let ul = document.getElementsByTagName('ul')[0]; let li = document.querySelector('li:last-child'); ul.removeChild(li); });
i still gey uncaught typeError: cannot read property 'addEventlistener' of ull
1 Answer
Steven Parker
231,084 PointsNot shown above is the definition of the variable which is critical to proper operation:
const removeItemButton = document.querySelector('button.removeItemButton');
A typo in this statement could easily create the error you are experiencing.