回答編集履歴
4
修正
test
CHANGED
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@@ -43,3 +43,65 @@
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43
43
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</html>
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```
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46
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+
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47
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48
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49
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---
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50
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51
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欲しいであろうもの
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52
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53
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```javascript
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54
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55
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<html>
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56
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<body>
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58
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<dl>
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<dt id='art'>a</dt>
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<dd id='art_content'>ac</dd>
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64
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65
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<dt id='science'>s</dt>
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66
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<dd id='science_content'>sc</dd>
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68
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<dt id='math'>m</dt>
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70
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<dd id='math_content'>mc</dd>
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72
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73
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</dl>
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74
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75
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<script language='javascript'>
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76
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const dds = document.querySelectorAll('dd');
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78
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79
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for(let i = 0; i < dds.length; i++) {
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80
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81
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dds[i].style.display = 'none';
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82
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83
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}
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84
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85
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const dts = document.querySelectorAll('dt');
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86
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87
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for(let i = 0; i < dts.length; i++) {
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88
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89
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const id = dts[i].id;
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90
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91
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dts[i].addEventListener('click', elm => {
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92
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93
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const child = document.querySelector(`#${id}_content`)
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94
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95
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child.style.display = child.style.display === 'none' ? 'block' : 'none'
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96
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});
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98
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}
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100
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101
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</script>
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103
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</body>
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105
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</html>
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106
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107
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```
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3
修正
test
CHANGED
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@@ -20,8 +20,6 @@
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20
20
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21
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</dl>
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-
</body>
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-
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<script language='javascript'>
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['art','math','science'].forEach(id => {
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@@ -40,6 +38,8 @@
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40
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41
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</script>
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42
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</body>
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42
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43
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</html>
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44
44
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45
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```
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2
修正
test
CHANGED
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@@ -4,23 +4,21 @@
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4
4
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5
5
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<body>
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6
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<dl>
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8
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<dt id='art'>a
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9
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<dt id='art'>a</dt>
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<dd id='art_content'>ac</dd>
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</dt>
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-
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<dt id='science'>s
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+
<dt id='science'>s</dt>
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<dd id='science_content'>sc</dd>
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</dt>
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-
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<dt id='math'>m
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<dt id='math'>m</dt>
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<dd id='math_content'>mc</dd>
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</d
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</dl>
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</body>
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1
修正
test
CHANGED
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@@ -26,9 +26,9 @@
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26
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<script language='javascript'>
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[].forEach
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['art','math','science'].forEach(id => {
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-
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document.querySelector(`#${id}_content`), elm => elm.style.display="none");
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document.querySelector(`#${id}`).addEventListener('click', elm => {
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