回答編集履歴
1
capture と passive の追加
test
CHANGED
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@@ -44,7 +44,13 @@
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44
44
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45
45
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};
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46
46
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47
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-
window.addEventListener("scroll", scrollAction
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47
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+
window.addEventListener("scroll", scrollAction, {
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48
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+
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49
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capture: false,
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50
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+
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51
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passive: true,
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52
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+
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53
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}); // 4.
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48
54
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49
55
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scrollAction(); // 初期描画時に一度だけ判定する
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50
56
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