CSS Property: column-span
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The CSS (CSS3) column-span property specifies how
many columns an element should span across.
Valid property values
(other than inherit
and initial) are:
|
Value
|
Description
|
|
1
|
(default value).
Element should span across one column
|
|
all
|
Element should span
across all columns
|
|
Default Value:
|
1
|
|
JavaScript syntax:
|
e.g. object.style.columnSpan="all"
|
|
Inherited:
|
No
|
|
Animatable:
|
No
|
EXAMPLE:
HTML USED IN THIS EXAMPLE:
<!DOCTYPE html>
<html> <!-- Copyright (c) Nematrian Limited 2018 -->
<head>
<style>
div {width: 200px; column-count: 2;}
h3.x1 {column-span: all; text-align: center;}
</style>
</head>
<body>
Note: not all element types seem to support this property effectively
1. Element with default property<br>
<div><h3>title</h3>Some text that may be broken into several columns</div><br><br>
2. Element set using in-file HTML style
<div><h3 class="x1">title</h3>Some text that may be broken into several columns</div><br><br>
3. Element set using JavaScript
<div><h3 id="x2">title</h3>Some text that may be broken into several columns</div>
<script>
document.getElementById("x2").style.columnSpan = "all";
document.getElementById("x2").style.textAlign = "center";
</script>
</body>
</html>
|
FUNCTION THAT MAY ASSIST IN TESTING WHETHER FEATURE IS SUPPORTED:
function isSupportedCSSPropertyColumnSpan() {
var x = document.createElement("DIV"); x.style.columnSpan = "all"; return (window.getComputedStyle(x, null).columnSpan == "all");
} |
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