jq 获取某个元素之前的所有同胞元素以及操作滚动条div里面的内容到指定位置

发表于:2021-01-08

<!DOCTYPE html>
<html>
<head>
	<meta charset="utf-8">
<script type="text/javascript" src="jquery-1.12.3.min.js"></script>
<script type="text/javascript">
$(document).ready(function(){
$(".btn1").click(function(){
$("div").scrollTop(100);
});
$(".btn2").click(function(){
alert($("div").scrollTop()+" px");
});
});
</script>
</head>
<body>
<div style="border:1px solid black;width:200px;height:200px;overflow:auto">
This is some text. This is some text. This is some text. This is some text. This is some text. This is some text. This is some text. This is some text. This is some text. This is some text. This is some text. This is some text. This is some text. This is some text. This is some text. This is some text. This is some text. This is some text. This is some text. This is some text. This is some text. This is some text. This is some text. This is some text. This is some text. This is some text. This is some text. This is some text. This is some text. This is some text. This is some text. This is some text. This is some text. This is some text. This is some text. This is some text.
</div>
<button class="btn1">把 scroll top offset 设置为 100px</button>
<br />
<button class="btn2">获得 scroll top offset</button>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
	<meta charse

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jq 获取某个元素之前的所有同胞元素 以及操作滚动条div里面的内容到指定位置

jq 获取某个元素之前的所有同胞元素以及操作滚动条div里面的内容到指定位置