CSS border-collapse Property
CSS border-collapse Property
CSS border-collapse property sets whether cells inside a <table> have shared or separate borders.
Example
<!DOCTYPE html>
<html lang="en-US">
<head>
<style>
table, td, th{
border: 1px solid black;
}
#point{
border-collapse: separate;
}
#point1{
border-collapse: collapse;
}
</style>
</head>
<body>
<h1>CSS border-collapse Property</h1>
<h2>border-collapse: separate;</h2>
<table id="point">
<tr>
<th>Name</th>
<th>Age</th>
</tr>
<tr>
<td>Jos</td>
<td>28</td>
</tr>
<tr>
<td>Alex</td>
<td>34</td>
</tr>
</table>
<h2>border-collapse: collapse;</h2>
<table id="point1">
<tr>
<th>Name</th>
<th>Age</th>
</tr>
<tr>
<td>Jos</td>
<td>28</td>
</tr>
<tr>
<td>Alex</td>
<td>34</td>
</tr>
</table>
</body>
</html>
Syntax
Using CSS
element{
border-collapse: collapse;
}
Using Javascript
object.style.borderCollapse="collapse";
Animatable
No, border-collapse property is not animatable. CSS Animatable Properties Reference.
Default Value
Default value for CSS border-collapse property is separate.
Property Value
The following table provides a list of values for CSS border-collapse property.
| Value | Explanation |
|---|
| separate | Specifies that adjacent cells have distinct borders. |
| collapse | Specifies that adjacent cells have shared borders. |
Using JavaScript
In the following example, we will demonstrate how to change the CSS border-collapse property of an element using JavaScript.
Example
<!DOCTYPE html>
<html lang="en-US">
<head>
<style>
table, td, th{
border: 1px solid black;
}
</style>
</head>
<body>
<h1>CSS border-collapse Property</h1>
<table>
<tr>
<th>Name</th>
<th>Age</th>
</tr>
<tr>
<td>Jos</td>
<td>28</td>
</tr>
<tr>
<td>Alex</td>
<td>34</td>
</tr>
</table>
<button onclick="myFunction()">Click Me</button>
<script>
var x = document.getElementsByTagName("table")[0];
function myFunction(){
x.style.borderCollapse = "collapse";
}
</script>
</body>
</html>
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