源代码 :
点击运行
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>开源教程(ossoft.cn)</title> </head> <body> <input type="button" id="button1" value="点我!"> <p>按钮的文本: <script> document.write(document.getElementById("button1").value); </script></p> </body> </html>
运行结果