HTML DOM tr insertCell () method
tr objects Definition and Usage
Specify the location insertCell () method is used to insert a line of HTML table an empty <td> element.
grammar
trObject.insertCell(index)
| 值 | 描述 |
|---|---|
| index | 该方法将创建一个新的 <td> 元素，把它插入行中指定的位置。新单元格将被插入当前位于 index 指定位置的表元之前。如果 index 等于行中的单元格数，则新单元格被附加在行的末尾。 |
Browser Support
All major browsers support insertCell () method
Examples
Examples
The following example inserts a table row cell:
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>本教程(w3big.com)</title>
<script>
function displayResult(){
var firstRow=document.getElementById("myTable").rows[0];
var x=firstRow.insertCell(-1);
x.innerHTML="New cell"
}
</script>
</head>
<body>
<table id="myTable" border="1">
<tr>
<td>First cell</td>
<td>Second cell</td>
<td>Third cell</td>
</tr>
</table>
<br>
<button type="button" onclick="displayResult()">插入单元格</button>
</body>
</html>
<html>
<head>
<meta charset="utf-8">
<title>本教程(w3big.com)</title>
<script>
function displayResult(){
var firstRow=document.getElementById("myTable").rows[0];
var x=firstRow.insertCell(-1);
x.innerHTML="New cell"
}
</script>
</head>
<body>
<table id="myTable" border="1">
<tr>
<td>First cell</td>
<td>Second cell</td>
<td>Third cell</td>
</tr>
</table>
<br>
<button type="button" onclick="displayResult()">插入单元格</button>
</body>
</html>
try it"
More examples
Add a new row to the table - and then add the contents of the cell and
tr objects