回答編集履歴
1
chousei
answer
CHANGED
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@@ -7,11 +7,12 @@
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7
7
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mikan:parseInt(document.querySelector('[name=mikan]').dataset["tanka"]),
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8
8
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};
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9
9
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var num=[].map.call(document.querySelectorAll('#t1 thead th'),function(x){
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10
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-
return parseInt(x.textContent);
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10
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+
return parseInt(x.textContent)||"";
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11
11
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});
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12
12
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[].forEach.call(document.querySelectorAll('[data-tanka]'),function(x){
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13
13
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x.addEventListener("input",function(){
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14
14
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[].forEach.call(document.querySelectorAll('#t1 tbody td'),function(x,y){
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15
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+
if(num[y]=="") return;
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15
16
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var v=0
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16
17
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+tanka["ringo"]*parseInt(document.querySelector('[name=ringo]').value)
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17
18
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+tanka["mikan"]*parseInt(document.querySelector('[name=mikan]').value);
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@@ -27,6 +28,7 @@
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27
28
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<table id="t1" border>
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28
29
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<thead>
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29
30
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<tr>
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31
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+
<th> </th>
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30
32
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<th>10</th>
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31
33
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<th>20</th>
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32
34
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<th>30</th>
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@@ -41,6 +43,7 @@
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41
43
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</thead>
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42
44
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<tbody>
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43
45
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<tr>
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46
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+
<td>合計金額</td>
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44
47
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<td>0</td>
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45
48
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<td>0</td>
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46
49
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<td>0</td>
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