我想单击class="cf"的每个第一个孩子,并且应该按顺序排列,首先是cf ,因为除非您单击第一个收音机,否则另一个收音机被禁用。cf长度未确定(在此示例中,我放置了 3),因此我需要首先获取ol > li的子项的长度,然后在此处循环单击。
这是HTML的结构
<div id="group-attr-selects" class="grouped-select">
<ol>
<li class="opt-label">Dimensions</li>
<div id="conf-container-1549" class="cf">
<div class="optdiv">
<input name="conf-radio-0" id="conf-radio-1461" type="radio" value="1461">
<label class="optdiv-label" for="conf-radio-1461">3" H x 3" W</label>
</div>
<div class="optdiv">
<input name="conf-radio-0" id="conf-radio-1421" type="radio" value="1421">
<label class="optdiv-label" for="conf-radio-1421">4" H x 4" W</label>
</div>
</div>
<div id="err-attribute1549" style="color: red; margin-bottom: 5px"></div>
<li class="opt-label">Color</li>
<div id="conf-container-1379" class="cf">
<div class="optdiv">
<input name="conf-radio-1" id="conf-radio-12791" type="radio" value="12791">
<label class="optdiv-label" for="conf-radio-12791">Black on Almond</label>
</div>
<div class="optdiv">
<input name="conf-radio-1" id="conf-radio-12796" type="radio" value="12796">
<label class="optdiv-label" for="conf-radio-12796">Black on Brushed Aluminum</label>
</div>
<div class="optdiv">
<input name="conf-radio-1" id="conf-radio-12798" type="radio" value="12798">
<label class="optdiv-label" for="conf-radio-12798">Black on Brushed Brass</label>
</div>
<div class="optdiv">
<input name="conf-radio-1" id="conf-radio-12794" type="radio" value="12794">
<label class="optdiv-label" for="conf-radio-12794">Black on Brushed Gold</label>
</div>
</div>
<div id="err-attribute1379" style="color: red; margin-bottom: 5px"></div>
<li class="opt-label">Mounting Type</li>
<div id="conf-container-2605" class="cf">
<div class="optdiv">
<input name="conf-radio-2" id="conf-radio-76" type="radio" value="76">
<label class="optdiv-label" for="conf-radio-76">Adhesive</label>
</div>
<div class="optdiv">
<input name="conf-radio-2" id="conf-radio-762" type="radio" value="762">
<label class="optdiv-label" for="conf-radio-762">No Mounting</label>
</div>
</div>
<div id="err-attribute2605" style="color: red; margin-bottom: 5px"></div>
</ol>