主页
JS 参考手册
Input Text form 属性
tryjsref_text_form
运行 ❯
×
更改方向
保存代码
更改主题
<!DOCTYPE html> <html> <body> <form id="myForm"> Name: <input type="text" id="myText" value="Mickey"> </form> <p>Click the "Try it" button to display the id of the form the text field belongs to.</p> <button onclick="myFunction()">Try it</button> <p id="demo"></p> <script> function myFunction() { var x = document.getElementById("myText").form.id; document.getElementById("demo").innerHTML = x; } </script> </body> </html>