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我想让span的类成为使用jQuery的同一跨度的背景颜色。有没有办法做到这一点?如何将元素的背景颜色设置为该元素类名的值?
$(function() {
$("span").css("background-color")
});
span {
display: inline-block;
width: 5px;
height: 5px;
border: solid #0a0a0a 1px;
}
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<span class="red"></span>
<span class="red"></span>
<span class="red"></span>
<span class="blue"></span>
<span class="silver"></span>
<span class="black"></span>
<span class="black"></span>
<span class="silver"></span>
<span class="grey"></span>
<span class="silver"></span>
<span class="green"></span>
<span class="lightgreen"></span>
<span class="gold"></span>
<span class="yellow"></span>
<span class="yellow"></span>
<span class="yellow"></span>
<span class="yellow"></span>
<span class="yellow"></span>
<span class="yellow"></span>
<span class="gold"></span>
<span class="gold"></span>
<span class="gold"></span>
<span class="red"></span>
<span class="red"></span>
<span class="red"></span>
<span class="red"></span>
<span class="green"></span>
<span class="green"></span>
<span class="green"></span>
<span class="green"></span>
<span class="lightgreen"></span>
<span class="lightgreen"></span>
<span class="green"></span>
<span class="green"></span>
<span class="gold"></span>
<span class="gold"></span>
<span class="orange"></span>
优雅的解决方案的名称! –