1 回答

TA貢獻1816條經驗 獲得超4個贊
此代碼段使用“substring(1)”獲取每個項目和貨幣符號的片段,然后將每個項目推送到一個數組中。然后它對數組進行排序并替換每個 innerHTML 屬性。希望這可以幫助!
function sort() {
var productsContainer = document.querySelector('.products-grid');
var els = Array.prototype.slice.call(document.querySelectorAll('.products-grid > .product'));
var unsorted = [];
for (var i = 0; i < els.length; i++) {
unsorted.push(els[i].querySelector('.price-item--regular > span').innerHTML.substring(1));
}
var sorted = unsorted.sort(function(a, b) {
return a - b
});
for (var i = 0; i < els.length; i++) {
els[i].querySelector('.price-item--regular > span').innerHTML = "£" + sorted[i];
}
}
<button onclick="sort()"> sort</button>
<ul class="products-grid">
<li class="product">
<img src="" alt="">
<div class="price-item--regular">
<span class="money pre-money" style="visibility: visible;">£111.96</span>
</div>
</li>
<li class="product">
<img src="" alt="">
<div class="price-item--regular">
<span class="money pre-money" data-product-id="" style="visibility: visible;">£10.10</span>
</div>
</li>
<li class="product">
<img src="" alt="">
<div class="price-item--regular">
<span class="money pre-money" data-product-id="" style="visibility: visible;">£5.71</span>
</div>
</li>
<li class="product">
<img src="" alt="">
<div class="price-item--regular">
<span class="money pre-money" style="visibility: visible;">£8.31</span>
</div>
</li>
</ul>
使用 JQuery 這是一種更簡潔的方法:
function sort() {
var productsContainer = document.querySelector('.products-grid');
var els = Array.prototype.slice.call(document.querySelectorAll('.products-grid > .product'));
els.sort(function(a, b) {
return a.querySelector('.price-item--regular > span').innerHTML.substring(1) - b.querySelector('.price-item--regular > span').innerHTML.substring(1);
});
$(productsContainer).append(els).html(); // THIS IS JQUERY
}
<button onclick="sort()"> sort</button>
<ul class="products-grid">
<li class="product">
<img src="" alt="a">
<div class="price-item--regular">
<span class="money pre-money" style="visibility: visible;">£111.96</span>
</div>
</li>
<li class="product">
<img src="" alt="b">
<div class="price-item--regular">
<span class="money pre-money" data-product-id="" style="visibility: visible;">£10.10</span>
</div>
</li>
<li class="product">
<img src="" alt="c">
<div class="price-item--regular">
<span class="money pre-money" data-product-id="" style="visibility: visible;">£5.71</span>
</div>
</li>
<li class="product">
<img src="" alt="d">
<div class="price-item--regular">
<span class="money pre-money" style="visibility: visible;">£8.31</span>
</div>
</li>
</ul>
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