主页
JS 参考手册
Button autofocus 属性
tryjsref_pushbutton_autofocus
运行 ❯
×
更改方向
保存代码
更改主题
<!DOCTYPE html> <html> <body> <button id="myBtn" autofocus>My Button</button> <p>Click the button below to find out if the button above automatically gets focus when the page loads.</p> <button onclick="myFunction()">Try it</button> <p id="demo"></p> <script> function myFunction() { var x = document.getElementById("myBtn").autofocus; document.getElementById("demo").innerHTML = x; } </script> </body> </html>