Centos 5.3 升级php 到5.4

1.安装remi 到依赖库

wget http://dl.fedoraproject.org/pub/epel/epel-release-latest-5.noarch.rpm

wget http://rpms.famillecollet.com/enterprise/remi-release-5.rpm

rpm -Uvi remi-release-5.rpm epel-release-latest-5.noarch.rpm

2.升级php 

yum --enablerepo=remi update php* mysql*

3.验证

php --version