如何确定scrollHeight？ [英] How do I determine scrollHeight?

问题描述

如何确定分部的scrollHeight使用css overflow：auto？

How do I determine scrollHeight of a division use css overflow:auto?

我试过：

$('test').scrollHeight();
$('test').height(); but that just returns the size of the div not all the content

最终，我正在尝试创建聊天并始终在屏幕上显示当前消息的滚动条。

Ultimately, I'm trying to create a chat and always have the scroll bar to the current message on the screen.

所以我想的是以下内容：

So I was thinking something like the following:

var test = $('test').height();
$('test').scrollTop(test);

谢谢，

Brian

推荐答案

scrollHeight 是一个常规的javascript属性，所以你不需要jQuery。

scrollHeight is a regular javascript property so you don't need jQuery.

var test = document.getElementById("foo").scrollHeight;

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