本博客转移到http://www.51buyhost.com
# service httpd stop （暂停 apache 服务）
# service mysqld stop （暂停 数据库服务）
先卸载原有的版本
yum remove php*
然后安装
yum install -y php53*
# rpm -qa |grep php
[root@localhost ~]# rpm -qa |grep php
php53-xmlrpc-5.3.3-13.el5_8
php53-odbc-5.3.3-13.el5_8
php53-cli-5.3.3-13.el5_8
php53-intl-5.3.3-13.el5_8
php53-bcmath-5.3.3-13.el5_8
php53-common-5.3.3-13.el5_8
php53-5.3.3-13.el5_8
php53-mysql-5.3.3-13.el5_8
php53-pgsql-5.3.3-13.el5_8
php53-gd-5.3.3-13.el5_8
php53-xml-5.3.3-13.el5_8
php53-pdo-5.3.3-13.el5_8
php53-process-5.3.3-13.el5_8
php53-devel-5.3.3-13.el5_8
php53-dba-5.3.3-13.el5_8
php53-snmp-5.3.3-13.el5_8
php53-soap-5.3.3-13.el5_8
php53-pspell-5.3.3-13.el5_8
php53-ldap-5.3.3-13.el5_8
php53-imap-5.3.3-13.el5_8
php53-mbstring-5.3.3-13.el5_8
OK 搞定，就那么简单
