[英]How to create a drop down menu on avatar with javascript?
我试图在头像中实现一个下拉菜单,但几次失败,你能帮忙吗? (使用CSS或javascript会很好,我想学习两者)
<button class="dropbtn">My avatar</button>
<div class="dropdown-content">
<a href="#">My dashboard</a>
<a href="#">Sign up</a>
<a href="#">Go check out!</a>
</div>
</div>
<img style = "float: right; size: 35px; margin-left: 550px;"class="avatar-large" alt="avatar-large" src="https://cdn3.iconfinder.com/data/icons/fillies-small/64/id-card-512.png" />
首先,将内容的可见性设置为hidden
在CSS中,然后在JavaScript上:
document.getElementsByClassName("dropbtn"). addEventListener ("click", function() {
document.getElementByClassName("dropdown-content").style.visibility = "visible";
});
或者,首先更改按钮的显示以display: none;
并在style.display
上的JavaScript部分更改它,并将其更改为block
→ style.display = "block";
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