回答編集履歴
1
変更
test
CHANGED
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@@ -1,10 +1,8 @@
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1
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```js
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2
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3
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-
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3
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+
tttt = document.querySelector('.room');
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4
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5
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function addedDOM() {
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-
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options = {
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options02 = {
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childList: true,
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10
8
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@@ -17,16 +15,6 @@
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subtree: true,
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}
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-
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}
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-
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/* append DOM ------------------------------------------------ end */
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-
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-
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-
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-
tttt = document.querySelector('.room');
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-
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addedDOM();
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function call02(mutationsList, observer) {
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@@ -50,7 +38,7 @@
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obs02 = new MutationObserver(call02);
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-
obs02.observe(tttt, options);
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+
obs02.observe(tttt, options02);
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55
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```
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