Home
JS
JS
Tryit: JAVASCRIPT
运行 ❯
×
Change Orientation
Change Theme, Dark/Light
<!DOCTYPE html> <html> <body> <h3>如何访问电子邮件字段的演示</h3> E-mail: <input type="email" id="myEmail" value="john@example.com"> <p>单击该按钮可获取电子邮件字段的电子邮件地址。</p> <button onclick="myFunction()">试一试</button> <p id="demo"></p> <script> function myFunction() { var x = document.getElementById("myEmail").value; document.getElementById("demo").innerHTML = x; } </script> </body> </html>