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y-temp4/observe-window-onbeforeunload.js

Last active July 9, 2019 04:22
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window.onbeforeunload の変更を検知して「このサイトを離れますか？」のポップアップを表示しないようにする
Raw
observe-window-onbeforeunload.js
Object.defineProperty(window, 'onbeforeunload', {
set(newValue) {
if (typeof newValue === 'function') window.onbeforeunload = null;
}
});
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