javascript-workbook/05week/changeOrder.js at 747cb2e4c83288a39eaf9af138471a55ae5ff1bc · JB-Walker/javascript-workbook · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35

append

getElementBy
listArr.length


document.getElementById()

create button


const lastElement = document.getElementById('list-container').lastChild;
const arrow = document.createAttribute("id");
arrow.value = 'Arrow' + listArr.length;
lastElement.setAttributeNode(arrow);

document.lastElement.setAttributeNode
document.lastElement.addEventListener('click', () => {
  let ArrowId = this.getAttribute('id');


  const index = parseInt(this.getElementById('id');
  let lowerNumber = listArr[index].order;
  let higherNumber = lowerNumber - 1;
});


       // Create a "class" attribute
                           // Set the value of the class attribute
h1.