如何使用 JavaScript 設定列寬和列數?
若要在單個宣告中設定列寬和列數,可以使用 JavaScript 的 columns 屬性。
示例
可以嘗試執行以下程式碼來使用 JavaScript 設定列寬和列數 −
<!DOCTYPE html>
<html>
<head>
<style>
#myID {
column-count: 4;
column-rule: 4px solid yellow;
}
</style>
</head>
<body>
<p>Click below to change the column count to 2 and minimum size</p>
<button onclick="display()">Change Column count and set size</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.columns = "70px 2";
}
</script>
</body>
</html>
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