我有以下标记:
.shwonlyclick {
display: none;
}
.asd>.delfirstdiv:first-child>.shwonlyclick:first-child {
display: block;
}
<div class="asd">
<div>title</div>
<div>sub title</div>
<div class="delfirstdiv">
<p class="shwonlyclick">Show this</p>
</div>
<div class="delfirstdiv">
<p class="shwonlyclick">Hide</p>
</div>
<div class="delfirstdiv">
<p class="shwonlyclick">Hide</p>
</div>
</div>
所有标签都被隐藏了,我只想要第一个显示。怎样
将标题和子标题移到父div之外,并修复选择器中的拼写错误,它就会起作用:
first-child
是其父级中的第一个元素(不是第一个具有类名的元素(
.shwonlyclick {
display: none;
}
.asd>.delfirstdiv:first-child>.shwonlyclick:first-child {
display:block;
}
<div>title</div>
<div>sub title</div>
<div class="asd">
<div class="delfirstdiv">
<p class="shwonlyclick">Show this</p>
</div>
<div class="delfirstdiv">
<p class="shwonlyclick">Hide</p>
</div>
<div class="delfirstdiv">
<p class="shwonlyclick">Hide</p>
</div>
</div>
如果您无法更改html布局,那么您可以使用相邻的同级组合子来隐藏任何跟随另一个的div(这意味着显示第一个(:
.delfirstdiv+.delfirstdiv .shwonlyclick {
display: none;
}
<div class="asd">
<div>title</div>
<div>sub title</div>
<div class="delfirstdiv">
<p class="shwonlyclick">Show this</p>
</div>
<div class="delfirstdiv">
<p class="shwonlyclick">Hide</p>
</div>
<div class="delfirstdiv">
<p class="shwonlyclick">Hide</p>
</div>
</div>