我想从表中单独获取所有字段数据。因为表是动态创建的,所以主要问题是新创建的问题。
请查看:
我尝试使用Javascript获取所有字段,但仍然无法获取新创建的行的值。请查看Javascript方法结果的截图:
我想要获得表值的所有字段,包括新创建的值too..so,我可以发布数据,并使用URL访问数据并将其发布到数据库中
这是我的HTML:
<table id="items">
<tr>
<th>Item</th>
<th>Description</th>
<th>Unit Cost</th>
<th>Quantity</th>
<th>Price</th>
</tr>
<tr class="item-row">
<td class="item-name">
<div class="delete-wpr"><textarea name="invoice_item[]">Web Updates</textarea><a class="delete" href="javascript:;" title="Remove row">X</a></div>
</td>
<td class="description"><textarea name="description[]">Monthly web updates for http://widgetcorp.com (Nov. 1 - Nov. 30, 2009)</textarea></td>
<td><textarea class="cost" name="unit_cost[]">$650.00</textarea></td>
<td><textarea class="qty" name="quantity[]">1</textarea></td>
<td><span class="price">$650.00</span></td>
</tr>
<tr class="item-row">
<td class="item-name">
<div class="delete-wpr"><textarea name="invoice_item[]">SSL Renewals</textarea><a class="delete" href="javascript:;" title="Remove row">X</a></div>
</td>
<td class="description"><textarea name="description[]">Yearly renewals of SSL certificates on main domain and several subdomains</textarea></td>
<td><textarea class="cost" name="unit_cost[]">$75.00</textarea></td>
<td><textarea class="qty" name="quantity[]">3</textarea></td>
<td><span class="price">$225.00</span></td>
</tr>
<tr id="hiderow">
<td colspan="5"><a id="addrow" href="javascript:;" title="Add a row">Add a row</a></td>
</tr>
<tr>
<td colspan="2" class="blank"> </td>
<td colspan="2" class="total-line">Subtotal</td>
<td class="total-value">
<div id="subtotal">$875.00</div>
</td>
</tr>
<tr>
<td colspan="2" class="blank"> </td>
<td colspan="2" class="total-line">Total</td>
<td class="total-value">
<div id="total">$875.00</div>
</td>
</tr>
<tr>
<td colspan="2" class="blank"> </td>
<td colspan="2" class="total-line">Amount Paid</td>
<td class="total-value"><textarea id="paid">$0.00</textarea></td>
</tr>
<tr>
<td colspan="2" class="blank"> </td>
<td colspan="2" class="total-line balance">Balance Due</td>
<td class="total-value balance">
<div class="due">$875.00</div>
</td>
</tr>
</table>
我的Javascript代码:
function myFunction() {
let QueryString = '';
var formFields = document.querySelectorAll('textarea');
formFields.forEach(function(textarea) {
//creates querystring for the form inputs
QueryString += textarea.name + '=' + textarea.value + '&';
//show the value of the textarea
console.log(textarea.value);
});
//remove the extra "&" from the end of the querystring
QueryString = QueryString.substr(0, QueryString.length - 1);
console.log("==FOR USING AS QUERY STRING FOR====");
// window.location.href = "index.php?name=" + QueryString;
alert(QueryString);
}
发布于 2018-06-27 04:31:04
所谓新创建的行,是指在页面加载后创建的行吗?
如果是这样的话,你为什么不玩玩
const formFields = [].slice.call(document.querySelectorAll('textarea'));
let AllValues = "";
formFields.forEach(formField => formField.addEventListener("input", yourFunction, false));
function yourFunction() {
AllValues += `${event.target.name}=${event.target.value}&`;
console.log(AllValues);
}
注意:我将以表单的id为目标,否则所有的文本区域都将成为目标...
https://stackoverflow.com/questions/51050522
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