回答編集履歴
2
追記
test
CHANGED
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@@ -43,3 +43,55 @@
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43
43
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</script>
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44
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```
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46
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48
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49
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表にするとこうです
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50
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51
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52
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53
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|number|Math.abs(number)|Math.abs(number)%((len-1)*2)|idx>=len|(len-1)*2-idx;|
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54
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55
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|--:|--:|--:|--:|--:|
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|-10|10|2|||
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|-9|9|1|||
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|-8|8|0|||
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|-7|7|7|true|1|
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64
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|-6|6|6|true|2|
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|-5|5|5|true|3|
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68
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|-4|4|4|||
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|-3|3|3|||
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|-2|2|2|||
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|-1|1|1|||
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76
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|0|0|0|||
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|1|1|1|||
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81
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|2|2|2|||
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82
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|3|3|3|||
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85
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|4|4|4|||
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86
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|5|5|5|true|3|
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89
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|6|6|6|true|2|
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90
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91
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|7|7|7|true|1|
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92
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93
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|8|8|0|||
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94
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95
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|9|9|1|||
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96
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97
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|10|1|2|||
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1
調整
test
CHANGED
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@@ -1,4 +1,4 @@
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1
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-
命題が合理的ではありません
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1
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+
**ボールドテキスト**命題が合理的ではありません
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2
2
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3
3
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1→2→3→4→5→4→3・・・となるなら
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4
4
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@@ -7,3 +7,39 @@
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7
7
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1←5←4←3ではなく
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8
8
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9
9
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1←2←3←4←5←4←3となるべきです
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10
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11
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12
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13
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# sample
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14
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15
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こんな感じでどうでしょう？
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16
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17
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```javascript
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19
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<textarea cols=40 rows=10></textarea>
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<script>
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const images = ["img01","img02","img03","img04","img05"];
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const len=images.length;
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const getIndex=number=>{
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let idx=Math.abs(number)%((len-1)*2);
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30
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if(idx>=len) idx=(len-1)*2-idx;
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return idx;
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}
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36
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37
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for(let number=-30;number<30;number++){//numberを適当な範囲で変更
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39
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document.querySelector('textarea').value+=images[getIndex(number)];
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40
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}
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42
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43
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</script>
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44
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45
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```
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