如何处理使用 JavaScript 渲染在元素框外部的内容?
如果内容渲染到元素框的外部,请使用 overflow 属性添加滚动条。这将方便访问者阅读全部内容。
示例
你可尝试运行以下代码,了解如何在 JavaScript 中使用 overflow 属性 −
<!DOCTYPE html> <html> <head> <style> #box { width: 450px; height: 150px; background-color: orange; border: 3px solid red; margin-left: 20px; } </style> </head> <body> <p>Click to use overflow property and set scroll.</p> <button type="button" onclick="display()">Set Scroll</button> <div id="box"> <p>This is a div. This is a div. This is a div. This is a div. This is a div.</p> <p>This is a div. This is a div. This is a div. This is a div. This is a div.</p> <p>This is a div. This is a div. This is a div. This is a div. This is a div.</p> <p>This is a div. This is a div. This is a div. This is a div. This is a div.</p> <p>This is a div. This is a div. This is a div. This is a div. This is a div.</p> <p>This is a div. This is a div. This is a div. This is a div. This is a div.</p> </div> <br> <br> <script> function display() { document.getElementById("box").style.overflow = "scroll"; } </script> </body> </html>
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