我有一张包含一些家属信息的表,每行都有一个添加和删除按钮来添加/删除其他家属。当我单击“添加”按钮时,一个新行会添加到表中,但是当我单击“删除”按钮时,它会首先删除标题行,然后在后续单击时删除相应的行。
这是我所拥有的:
JavaScript 代码
function deleteRow(row){
var d = row.parentNode.parentNode.rowIndex;
document.getElementById('dsTable').deleteRow(d);
}
HTML代码
<table id = 'dsTable' >
<tr>
<td> Relationship Type </td>
<td> Date of Birth </td>
<td> Gender </td>
</tr>
<tr>
<td> Spouse </td>
<td> 1980-22-03 </td>
<td> female </td>
<td> <input type="button" id ="addDep" value="Add" onclick = "add()" </td>
<td> <input type="button" id ="deleteDep" value="Delete" onclick = "deleteRow(this)" </td>
</tr>
<tr>
<td> Child </td>
<td> 2008-23-06 </td>
<td> female </td>
<td> <input type="button" id ="addDep" value="Add" onclick = "add()"</td>
<td> <input type="button" id ="deleteDep" value="Delete" onclick = "deleteRow(this)" </td>
</tr>
</table>
JavaScript 经过一些修改:
function deleteRow(btn) {
var row = btn.parentNode.parentNode;
row.parentNode.removeChild(row);
}
和 HTML 有一点区别:
<table id="dsTable">
<tbody>
<tr>
<td>Relationship Type</td>
<td>Date of Birth</td>
<td>Gender</td>
</tr>
<tr>
<td>Spouse</td>
<td>1980-22-03</td>
<td>female</td>
<td><input type="button" value="Add" onclick="add()"/></td>
<td><input type="button" value="Delete" onclick="deleteRow(this)"/></td>
</tr>
<tr>
<td>Child</td>
<td>2008-23-06</td>
<td>female</td>
<td><input type="button" value="Add" onclick="add()"/></td>
<td><input type="button" value="Delete" onclick="deleteRow(this)"/></td>
</tr>
</tbody>
</table>
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