去www.zend.com下载一个安装就可以了。我的phpinfo信息:This program makes use of the Zend Scripting Language Engine: Zend Engine v2.0.1, Copyright (c) 1998-2004 Zend Technologies with Zend Extension Manager v1.0.3, Copyright (c) 2003-2004, by Zend Technologies with Zend Optimizer v2.5.3, Copyright (c) 1998-2004, by Zend Technologies
Zend Engine v2.0.1, Copyright (c) 1998-2004 Zend Technologies
with Zend Extension Manager v1.0.3, Copyright (c) 2003-2004, by Zend Technologies
with Zend Optimizer v2.5.3, Copyright (c) 1998-2004, by Zend Technologies