每次向表单添加 li.gsection 时,我都想将 div 包裹在 li 标签周围。
这样可以自动换行吗?我知道如何手动包装和包装所有,但这是完全不同的事情。
第三个类(class)始终是我的自定义类(class)。我希望将其添加到包装器中,然后将 _comtainer 添加到其中。
这是一个奢侈的问题但是。表单使用ajax,即使我使用多部分表单也可以加载吗?一个包含多个页面的表单?
我对这个网站有点迷茫和陌生,但如果我必须先做点什么,请告诉我。
凯文。
我的表单中有这个标记
<ul>
<li class="gform gsection info random-class">Title</li>
<li class="random-class">Name</li>
<li class="random-class">Email</li>
<li class="random-class">Phone</li>
<li class="gform gsection more_info random-class">Title again</li>
<li class="random-class">Something</li>
<li class="random-class">Something</li>
<li class="random-class">Something</li>
<li class="gform gsection last_info random-class">Title again</li>
<li class="random-class">Something</li>
<li class="random-class">Something</li>
</ul>
我想要这个:
<ul>
<ul class="section info_container">
<li class="gform gsection info random-class">Title</li>
<li class="random-class">Name</li>
<li class="random-class">Email</li>
<li class="random-class">Phone</li>
</ul>
<ul class="section more_info_container">
<li class="gform gsection more_info random-class">Title again</li>
<li class="random-class">Something</li>
<li class="random-class">Something</li>
<li class="random-class">Something</li>
</ul>
<ul class="section last_info_container">
<li class="gform gsection last_info random-class">Title again</li>
<li class="random-class">Something</li>
<li class="random-class">Something</li>
</ul>
</ul>
最佳答案
你最好用 CSS 来伪造这个:
li {
list-style: circle;
margin-left: 3em
}
li.gsection {
list-style: disc;
margin-left: 0
}
<ul>
<li class="gform gsection info random-class">Title</li>
<li class="random-class">Name</li>
<li class="random-class">Email</li>
<li class="random-class">Phone</li>
<li class="gform gsection more_info random-class">Title again</li>
<li class="random-class">Something</li>
<li class="random-class">Something</li>
<li class="random-class">Something</li>
<li class="gform gsection last_info random-class">Title again</li>
<li class="random-class">Something</li>
<li class="random-class">Something</li>
</ul>
...但是如果您确实需要重构 DOM,这里有一种方法:它的工作原理是查找每个 .gsection
列表项的索引,向前扫描以查找下一个项的索引,并将该组包装在新的 ul
中。
var refactor = function(parent) {
var lis = parent.find('li');
for (var i = 0; i < lis.length; i++) {
if ($(lis[i]).hasClass('gsection')) {
// found a header, read the relevant classname:
var headerClass = "";
if ($(lis[i]).hasClass('info')) {
headerClass = "info_container"
} else if ($(lis[i]).hasClass('more_info')) {
headerClass = "more_info_container"
} else if ($(lis[i]).hasClass('last_info')) {
headerClass = "last_info_container"
}
// scan ahead until we find the next header:
var j = i+1;
while (j < lis.length) {
if ($(lis[j]).hasClass('gsection')) break;
j++
}
lis.slice(i+1, j).wrapAll("<ul class='section "+headerClass+"'>");
i = j-1; // no need to iterate over the elements we just scanned past
}
}
}
refactor($('ul'))
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<ul>
<li class="gform gsection info random-class">Title</li>
<li class="random-class">Name</li>
<li class="random-class">Email</li>
<li class="random-class">Phone</li>
<li class="gform gsection more_info random-class">Title again</li>
<li class="random-class">Something</li>
<li class="random-class">Something</li>
<li class="random-class">Something</li>
<li class="gform gsection last_info random-class">Title again</li>
<li class="random-class">Something</li>
<li class="random-class">Something</li>
</ul>
The form uses ajax, can this be loaded even though I use a multipart form? A form with several pages in steps?
这将取决于这些部分的具体分解方式,但一般来说,假设您在将每个部分的列表插入 DOM 后对其运行此操作,它应该可以工作(跨越多个部分的子列表除外) .)
关于javascript - 每次出现类(class)时都会包装内容 - 可能吗?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/50818011/