问题描述
<div class="tabs__content tabs__content--bg js-tab-panel">
<div class="tabs__panel tabs__panel--active">
<div class="product__sizes-wrapper">
<ul class="product__sizes-select js-size-select-list" data-locale="UK">
<li class="product__sizes-option" data-msg="Sample Message" data-name="6" data-value="060">
<span class="product__sizes-size">
<span class="product__sizes-size-1">6</span>
<span class="product__sizes-size-2"></span>
</span>
</li>
<li class="product__sizes-option" data-msg="Sample Message" data-name="7" data-value="070">
<span class="product__sizes-size">
<span class="product__sizes-size-1">7</span>
<span class="product__sizes-size-2"></span>
</span>
</li>
<li class="product__sizes-option" data-msg="Sample Message" data-name="8" data-value="080">
<span class="product__sizes-size">
<span class="product__sizes-size-1">8</span>
<span class="product__sizes-size-2"></span>
</span>
</li>
<li class="product__sizes-option" data-msg="Sample Message" data-name="9.5" data-value="095">
<span class="product__sizes-size">
<span class="product__sizes-size-1">9.5</span>
<span class="product__sizes-size-2"></span>
</span>
</li>
</ul>
</div>
</div>
我想从 product__sizes-size-1
类中提取值并将它们转换为数组。我尝试使用 .map() 函数来尝试填充数组,但它显示为空。为了清楚起见,我希望将数组填充为 [6,7,8,9.5] 等...
const sizes = $(".product__sizes-wrapper [data-locale = 'UK']").map(function() {
return $(this).text();
}).get();
解决方法
您的方法是正确的,您只是使用了错误的选择器。改用 product__sizes-size-1
:
$(document).ready(function(){
var sizes = $('.product__sizes-size-1').map(function(){return $(this).text()}).get();
});
,
选择它
$('#product__sizes-select li.product__sizes-size-1');
数组中
var product_sizes = [];
$('ul').each(function() {
var localproduct_sizes = [];
$(this).find('li').each(function(){
localproduct_sizes.push( $(this).attr('product__sizes-size-1') );
});
product_sizes.push(localproduct_sizes);
});