回答編集履歴
1
同じ要素をクリックしたときに閉じるという動作を加えました。
answer
CHANGED
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@@ -1,19 +1,19 @@
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1
1
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const panels = document.querySelectorAll('.panel');
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2
2
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3
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-
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3
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+
function toggleOpen() {
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4
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-
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4
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panels.forEach(panel => panel.classList.remove("open"));
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5
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-
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5
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this.classList.add("open");
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6
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-
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6
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if(this.classList.contains("open-active")){
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7
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-
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7
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this.classList.remove("open");
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8
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-
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8
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}
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9
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-
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10
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-
});
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11
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-
};
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9
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+
};
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12
10
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11
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+
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13
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-
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12
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function toggleActive(e){
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14
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-
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13
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if(e.propertyName.includes('flex-grow')){
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15
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-
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14
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this.classList.toggle("open-active");
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16
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-
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15
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}
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17
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-
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16
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}
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17
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+
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18
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panels.forEach(panel => panel.addEventListener('click', toggleOpen));
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18
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-
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19
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panels.forEach(panel => panel.addEventListener('transitionend', toggleActive));
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19
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-
toggleOpen();
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