HTML DOM borderTopWidth Property
 Complete Style Object Reference
Definition and Usage
The borderTopWidth property sets the width of the top border of an element.
Syntax
Object.style.borderTopWidth=thin|medium|thick|length
|
Possible Values
| Value |
Description |
| thin |
Defines a thin border |
| medium |
Defines a medium border |
| thick |
Defines a thick border |
| length |
Allows you to define the thickness of the borders |
Example
The following example changes the width of the top border:
<html>
<head>
<style type="text/css">
p
{
border: thin solid #FF0000
}
</style>
<script type="text/javascript">
function changeBorderWidth()
{
document.getElementById("p1").style.borderTopWidth="thick";
}
</script>
</head>
<body>
<input type="button" onclick="changeBorderWidth()"
value="Change border width" />
<p id="p1">This is a paragraph</p>
</body>
</html>
|
Try-It-Yourself Demos
borderTopWidth - Change the width of the top border
Complete Style Object Reference
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