菜鸟学堂
在线运行
源代码
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>菜鸟学堂()</title> </head> <body> <p id="demo"></p> <script> var person = []; person[0] = "John"; person[1] = "Doe"; person[2] = 46; document.getElementById("demo").innerHTML = person[0] + " " + person.length; </script> </body> </html>
运行结果
在线运行
菜鸟学堂 edu.jb51.net