建立一個計算器,並不知道從哪裏開始。jQuery計算單獨的行,然後總計 - 生活
我有一個計算器有幾行 - 項目,項目成本,數量輸入,然後是該項目的總數。用戶將輸入數量爲一些的項目。計算器將需要顯示每個項目的實際成本(沒有按鈕),然後所有總計都需要添加並計算總計(顯示在底部)。
<div class="calculator">
<div class="table">
<div class="table-body">
<div class="table-row">
<div class="table-cell">Item 1</div>
<div class="table-cell">$25</div>
<div class="table-cell">
<input type="text" class="form-control" id="" placeholder="-">
</div>
<div class="table-cell">= </div>
</div>
<div class="table-row">
<div class="table-cell">Item 2</div>
<div class="table-cell">$20</div>
<div class="table-cell">
<input type="text" class="form-control" id="" placeholder="-">
</div>
<div class="table-cell">= </div>
</div>
<div class="table-row">
<div class="table-cell">Item 3</div>
<div class="table-cell">$25</div>
<div class="table-cell">
<input type="text" class="form-control" id="" placeholder="-">
</div>
<div class="table-cell">= </div>
</div>
<div class="table-row">
<div class="table-cell">Item 4</div>
<div class="table-cell">$30</div>
<div class="table-cell">
<input type="text" class="form-control" id="" placeholder="-">
</div>
<div class="table-cell">= </div>
</div>
<div class="table-row">
<div class="table-cell">Item 5</div>
<div class="table-cell">$25</div>
<div class="table-cell">
<input type="text" class="form-control" id="" placeholder="-">
</div>
<div class="table-cell">= </div>
</div>
<div class="table-row footer">
<div class="table-cell">Total</div>
<div class="table-cell"> </div>
<div class="table-cell"> </div>
<div class="table-cell">= $10,000 </div>
</div>
</div>
</div>
</div>
我已經包括這裏的jsfiddle:https://jsfiddle.net/xgL4q8w6/
任何建議,我應該如何處理呢?
謝謝!
考查運行的函數['.keyup()'](https://api.jquery.com/keyup/) – lloyd