let scrollnum;
function onScroll() {
return scrollnum = document.documentElement.scrollTop || document.body.scrollTop || window.pageYOffset;
}
window.onscroll = onScroll;
よかったら、ご参考までに
More than 5 years have passed since last update.
let scrollnum;
function onScroll() {
return scrollnum = document.documentElement.scrollTop || document.body.scrollTop || window.pageYOffset;
}
window.onscroll = onScroll;
よかったら、ご参考までに
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