ubuntu 环境搭建 及 php 版本升级

step: 0.apt-getupdate 1.apt-getinstallapache2 2.apt-getinstallphp5libapache2-mod-php5 (5.3) upgradetophp5.5 sudoapt-getupdatesudoapt-getinstallpython-software-properties sudoadd-apt-repositoryppa:ondrej/php5 (if upgrade to php5.4) sudoadd-

 step:

0. apt-get update
1. apt-get install apache2
2. apt-get install php5 libapache2-mod-php5

(5.3)

upgrade to php5.5

sudo apt-get update && sudo apt-get install python-software-properties

sudo add-apt-repository ppa:ondrej/php5

(if upgrade to php5.4) sudo add-apt-repository ppa:ondrej/php5-oldstable

sudo apt-get update && sudo apt-get dist-upgrade

3. apt-get install php5-mysql
4. apt-get install php5-gd
4. pdo:

4.1 apt-get install php-pear

4.2 pecl install pdo

4.3 pecl install pdo_mysql

*4.4 gedit /etc/php5/apache2/php.ini 

*4.5 extension = pdo.so

*4.6 extension = pdo_mysql.so

------------------------------  php升级时，可能会出错  -------------------------------------

Errors were encountered while processing:
 /var/cache/apt/archives/linux-image-3.8.0-19-generic_3.8.0-19.30~precise1_amd64.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)