javascript singleton mode demonstration code javascript object-oriented programming_js object-oriented

Singleton writing method of js

<meta http-equiv="Content-Type" content="text/html; charset=gb2312"> <title>JS Singleton Pattern</title> <style type="text/css"> div{height:100px; width:100px; background:#CCC; border:#000 1px solid;} </style> <div onclick="alert(my.name);"> </div>Who are you? (Single case)<div onclick="myname();"> </div>Who are you? (Normal)