js -- 獲取瀏覽器高度以及clientHeight、scrollHeight、offsetHeight區別

//瀏覽器捲去部分高度 var scrollTop = document.documentElement.scrollTop || document.body.scrollTop; //瀏覽器窗口高度，已做兼容 var winHeight; if (window.innerHeight) { winHeight = window.innerHeight; } else if ((document.

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