回答編集履歴
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HTML部分を追加
test
CHANGED
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@@ -1,8 +1,60 @@
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解法は知りませんが根幹となりませんか？
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応用の仕方の例も掲載し、ちょっと手直ししました。
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```J
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```HTML&JS
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<!DOCTYPE html>
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10
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<meta charset="UTF-8">
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<title>A23</title>
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15
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<style>
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16
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td, input[type="button"] {
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font-size: xx-large;
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border: 2px gray ridge;
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border-radius: 40px;
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padding: 1ex 1em;
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}
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</style>
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32
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<body>
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<table id="A">
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<tr><td><td><td>
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<tr><td><td><td>
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40
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</table>
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<p>
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<input type="button" value="L">
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<input type="button" value="Reset">
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<input type="button" value="R"><br>
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<input type="text" size="40" value="" id="S">
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</p>
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<script>
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class A23 {
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60
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@@ -20,6 +72,8 @@
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this.map = [a,e,b,d,f,c];
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this.history += 'R';
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return this;
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}
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@@ -32,6 +86,8 @@
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this.map = [b,e,c,a,d,f];
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this.history += 'L';
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return this;
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}
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@@ -42,6 +98,8 @@
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[...str].forEach (s=> this[s]());
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this.history += str;
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return this;
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}
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@@ -51,6 +109,8 @@
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reset (LR = '', map = [0, 1, 2, 3, 4, 5]) {
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this.map = map;
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this.history = '';
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114
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return this.advance (LR);
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@@ -68,10 +128,54 @@
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//____________________________
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console.log(a.map);
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135
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function disp () {
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[...A.querySelectorAll ('td')]
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.forEach ((e, i)=> e.textContent = a23.map[i]);
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S.value = a23.history;
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}
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function handler ({target: e}) {
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let { type, value } = e;
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if ('button' === type)
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switch (e.value) {
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case 'L' : a23.L (); break;
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156
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case 'R' : a23.R (); break;
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158
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case 'Reset': a23.reset ();
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160
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}
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disp ();
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165
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}
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167
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168
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const a23 = new A23;
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170
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disp ();
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172
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document.addEventListener ('click', handler, false);
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177
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178
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179
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</script>
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180
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77
181
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```
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