回答編集履歴
2
修正版
answer
CHANGED
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@@ -1,3 +1,4 @@
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1
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+
※ダメな回答
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1
2
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```javascript
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2
3
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const deleteTask = (taskId) => {
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3
4
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const task = document.getElementById(taskId);
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@@ -10,4 +11,58 @@
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10
11
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id--;
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11
12
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}
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13
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```
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14
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# 修正版
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15
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```javascript
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16
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'use strict';
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17
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{
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18
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const newtask = document.getElementById('newtask');
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19
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const add = document.getElementById('add');
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20
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const deleteTask = (btn) => {
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21
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const task = btn.closest('tr');
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22
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const tbody=task.closest('tbody');
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23
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task.remove();
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24
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tbody.querySelectorAll('tr').forEach((x,y)=>{
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25
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x.setAttribute('id',`id-${y+1}`);
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26
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x.querySelector('td').textContent=y+1;
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27
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});
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28
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id--;
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29
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}
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30
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let id = 0;
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31
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32
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add.addEventListener('click',() => {
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33
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if(newtask.value =='') {
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34
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return
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35
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}
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36
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id += 1;
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37
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const list = document.getElementById('list')
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38
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const tr = document.createElement('tr')
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39
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40
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const taskId = `task-${id}`
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41
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tr.id = taskId
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42
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const comment = newtask.value;
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43
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44
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const workButton = document.createElement('button');
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45
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workButton.innerHTML = '作業中';
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46
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47
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const deleteButton = document.createElement('button');
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48
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deleteButton.innerHTML = '削除';
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49
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50
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deleteButton.addEventListener('click', () => deleteTask(deleteButton));
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51
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const cloumns = [id, comment, workButton, deleteButton]
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52
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53
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cloumns.forEach((cloumn) => {
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54
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const td = document.createElement('td');
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55
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56
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if (cloumn instanceof HTMLElement) {
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td.appendChild(cloumn)
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58
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} else {
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59
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td.innerText = cloumn;
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60
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}
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61
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tr.appendChild(td);
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62
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13
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-
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63
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})
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64
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list.appendChild(tr);
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65
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newtask.value = ''
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66
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})
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67
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}
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68
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```
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1
調整
answer
CHANGED
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@@ -1,12 +1,13 @@
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1
1
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```javascript
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2
2
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const deleteTask = (taskId) => {
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3
3
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const task = document.getElementById(taskId);
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4
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-
const
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4
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const tbody=task.closest('tbody');
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5
5
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task.remove();
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6
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-
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6
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tbody.querySelectorAll('tr').forEach((x,y)=>{
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7
7
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x.setAttribute('id',`id-${y+1}`);
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8
8
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x.querySelector('td').textContent=y+1;
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9
9
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});
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10
10
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id--;
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11
11
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}
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12
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-
```
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12
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+
```
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13
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調整
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