執行 ❯
建立您
自己的
網站
×
更改方向
儲存程式碼
更改主題，深色/淺色
前往 Spaces
<!DOCTYPE html> <html> <body> <h2>JavaScript addEventListener()</h2> <p>This example uses the addEventListener() method to add two click events to the same button.</p> <button id="myBtn">Try it</button> <script> var x = document.getElementById("myBtn"); x.addEventListener("click", myFunction); x.addEventListener("click", someOtherFunction); function myFunction() { alert ("Hello World!"); } function someOtherFunction() { alert ("This function was also executed!"); } </script> </body> </html>
