fmpq.com
源代码：
点击运行
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>Fmpq教程(fmpq.com)</title> <script> function displayResult(){ var x=document.getElementById("red").name; alert(x); } </script> </head> <body> <form> 你更喜欢哪种颜色?<br> <input type="radio" name="colors" id="red">红色<br> <input type="radio" name="colors" id="blue">蓝色<br> <input type="radio" name="colors" id="green">绿色 </form> <button type="button" onclick="displayResult()">显示红色单选框按钮名称</button> </body> </html>
运行结果