Home
JS
JS
Tryit: JAVASCRIPT
运行 ❯
×
Change Orientation
Change Theme, Dark/Light
<!DOCTYPE html> <html> <body> <p>此示例使用 addEventListener() 方法将单击事件附加到按钮。</p> <button id="myBtn">试一试</button> <p><strong>注意：</strong> Internet Explorer 8 及更早版本不支持 addEventListener() 方法。</p> <p id="demo"></p> <script> document.getElementById("myBtn").addEventListener("click", function() { document.getElementById("demo").innerHTML = "Hello World"; }); </script> </body> </html>