如何使用JavaScript设置列之间的规则样式？
使用columnRuleStyle属性设置规则的样式。您可以尝试运行以下代码以使用JavaScript设置列之间的规则样式-
示例
<!DOCTYPE html>
<html>
<head>
<style>
#myID {
column-count: 4;
column-rule: 4px dotted yellow;
}
</style>
</head>
<body>
<p>Click below to change style</p>
<button onclick="display()">Change Style between Columns</button>
<div id="myID">
This is demo text. This is demo text. This is demo text. This is demo text.
This is demo text. This is demo text. This is demo text. This is demo text.
This is demo text. This is demo text. This is demo text. This is demo text.
This is demo text. This is demo text. This is demo text. This is demo text.
This is demo text. This is demo text. This is demo text. This is demo text.
This is demo text. This is demo text. This is demo text. This is demo text.
This is demo text. This is demo text. This is demo text. This is demo text.
</div>
<script>
function display() {
document.getElementById("myID").style.columnRuleStyle = "inset";
}
</script>
</body>
</html>