js method to dynamically modify the span of the table row colspan column

This article describes the method of dynamically modifying the span of a table row colspan column in js. Share it for your reference. The details are as follows:

<!DOCTYPE html>
<html>
<head>
<script>
function setColSpan()
{
var x=('myTable').rows[0].cells;
x[0].colSpan="2";
x[1].colSpan="6";
}
</script>
</head>
<body>
<table  border="1">
<tr>
<td colspan="4">cell 1</td>
<td colspan="4">cell 2</td>
</tr>
<tr>
<td>cell 3</td>
<td>cell 4</td>
<td>cell 5</td>
<td>cell 6</td>
<td>cell 7</td>
<td>cell 8</td>
<td>cell 9</td>
<td>cell 10</td>
</tr>
</table>
<form>
<input type="button" onclick="setColSpan()" 
value="Change colspan">
</form>
</body>
</html>

I hope this article will be helpful to everyone's JavaScript programming.