在 javascript 中绑定多个事件

Bind multiple events in javascript

我尝试了以下方法将跨度在鼠标悬停时更改为红色,在鼠标移开时更改为黑色:

<span onmouseover="this.style.color='red' onmouseout=this.style.color='black'">Mouse over me!</span>

但是没用!

如何使用 javascript 将多个事件绑定到单个元素?

您将 onmouseout 放入 onmouseover 事件中,这是不正确的。

试试这个:

<span onmouseover="this.style.color='red'" onmouseout="this.style.color='black'">Mouse over me!</span>

你忘了引号。

<span onmouseover="this.style.color='red'" onmouseout="this.style.color='black'">Mouse over me!</span>
                                         ^            ^

忘记引用..

<span onmouseover="this.style.color='red'" onmouseout="this.style.color='black'">Mouse over me!</span>