回答編集履歴
2
修正
test
CHANGED
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@@ -48,7 +48,7 @@
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48
48
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49
49
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input.kiiro{background-Color:yellow;}
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50
50
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51
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-
input[n
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51
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+
input[readonly]{background-Color:gray;}
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52
52
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53
53
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```
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54
54
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1
sample
test
CHANGED
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@@ -1 +1,71 @@
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1
1
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テキストボックスにはoninput、ラジオボタンにはonchangeを利用して下さい
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2
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3
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4
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5
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# sample
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6
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7
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8
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9
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```javascript
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10
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11
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window.onload=function(){
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12
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13
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document.querySelector('input[name=nyuryoku]').addEventListener('input',function(e){
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14
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15
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document.querySelector('input[name=hyouji]').value=e.target.value;
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16
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});
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19
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document.addEventListener('change',function(e){
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20
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21
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var t=e.target;
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22
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23
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if(t.nodeName=="INPUT" && t.name=="color"){
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24
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var v=document.querySelector('input[name=color]:checked').value;
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26
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27
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with(document.querySelector('input[name=nyuryoku]').classList){
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28
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29
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remove('aka','kiiro');
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30
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31
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if(v=="aka") add('aka');
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32
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33
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if(v=="kiiro") add('kiiro');
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34
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35
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}
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36
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37
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}
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38
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39
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});
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40
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41
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}
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43
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```
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44
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45
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```css
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46
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47
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input.aka{background-Color:red;}
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48
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49
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input.kiiro{background-Color:yellow;}
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50
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51
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input[name=hyouji]{background-Color:gray;}
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52
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53
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```
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54
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55
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```HTML
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56
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57
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<form>
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58
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59
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入力：<input type="text" name="nyuryoku"><br>
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60
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61
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表示：<input type="text" name="hyouji" readonly><br>
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62
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63
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<input type="radio" name="color" value="mushoku">無色
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64
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65
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<input type="radio" name="color" value="aka">赤
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66
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67
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<input type="radio" name="color" value="kiiro">黄色
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68
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69
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</form>
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70
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71
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```
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