HTML onpaste 事件属性
当用户在 HTML 文档的 HTML 元素中粘贴一些内容时,将触发 HTML onpaste 属性。
语法
以下是语法 −
<tagname onpast=”script”></tagname>
让我们看一个 HTML onpaste 事件属性的示例 −
示例
<!DOCTYPE html> <html> <head> <style> body { color: #000; height: 100vh; background: linear-gradient(62deg, #FBAB7E 0%, #F7CE68 100%) no-repeat; text-align: center; padding: 20px; } p { border: 2px solid #fff; padding: 8px; text-align: justify; } textarea { border: 2px solid #fff; background: transparent; font-size: 1rem; } ::placeholder { color: #000; font-size: 1rem; } </style> </head> <body> <h1>HTML onpaste Event Attribute Demo</h1> <p> I'm a paragraph element with some dummy text. I'm a paragraph element with some dummy text. I'm a paragraph element with some dummy text. I'm a paragraph element with some dummy text. I'm a paragraph element with some dummy text. </p> <textarea placeholder="Paste above text here" onpaste="pasteFn()" rows='8' cols="50" required></textarea> <script> function pasteFn() { document.querySelector('textarea').style.background = '#fff'; } </script> </body> </html>
输出
现在尝试复制并粘贴文本区域中的段落文本,并观察 onpaste 事件属性如何工作 −
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