日期:2014-05-16 浏览次数:20564 次
<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> </head> <body> <script> var singleton = (function(){ var unique; return { getinstance: function (){ if(!unique){ unique = construct(); } return unique; } } function construct(){ var _firstname, _lastname; function _getFullName(){ return _lastname + ' ' + _firstname; } return { showFullName: function(){ alert(_getFullName()); }, setFirstName: function(firstname){ _firstname = firstname; }, setLastName: function(lastname){ _lastname = lastname; } }; } })(); var ins1 = singleton.getinstance(), ins2 = singleton.getinstance(); alert(ins1 === ins2); ins1.setLastName('王'); ins1.setFirstName('强'); ins1.showFullName(); ins2.showFullName(); </script> </body> </html>