八、重启你的web server,然后用phpinfo输出看一下,会有这么一段: this program makes use of the zend scripting language engine: zend engine v1.0.4, copyright (c) 1998-2000 zend technologies with zend optimizer v1.0.0, copyright (c) 1998-2000, by zend technologies 记住,有最后一行with zend optimizer v1.0.0, copyright (c) 1998-2000, by zend technologies的才表示你的zend optimizer安装成功了