最佳答案
使用以下 HTML
和 CSS
.container {
position: relative;
border: solid 1px red;
height: 256px;
width: 256px;
overflow: auto;
}
.full-height {
position: absolute;
top: 0;
left: 0;
right: 128px;
bottom: 0;
background: blue;
}
<div class="container">
<div class="full-height">
</div>
</div>
内部 div
根据需要占用容器的整个头部。如果我现在向容器中添加一些其他的流内容,比如:
.container {
position: relative;
border: solid 1px red;
height: 256px;
width: 256px;
overflow: auto;
}
.full-height {
position: absolute;
top: 0;
left: 0;
right: 128px;
bottom: 0;
background: blue;
}
<div class="container">
<div class="full-height">
</div>
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</div>
然后容器按照需要滚动,但是绝对定位元素不再锚定在容器底部,而是停留在容器的初始可视底部。我的问题是: 有没有办法不使用 JS
而使绝对定位元素成为其容器的完整滚动高度?