{: style=”width: 200px; vertical-align:middle;”} offsetTop:要素が始まる場所と上の要素の位置 offsetHeight:指定した要素の高さ document.body.scrollTop:windowのtopから、要素のtopまでの位置 window.innerHeight:ウィンドウの高さ getBoundingClientRect getBoundingClientRect(This is an experimental technology) $('div')[1].getBoundingClientRect() ClientRect {height: 1338, width: 320, left: 0, bottom: 1241, right: 320…} bottom: 1241 height: 1338 left: 0
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