Update PHP in Ubuntu

Update php with latest version in ubuntu 11.10



 
commands
----------------------------------------
sudo echo "deb http://php53.dotdeb.org stable all" >> /etc/apt/sources.list

sudo apt-get update

(optional) below 2 for solve gpg certificate verify warning during update
gpg --keyserver keys.gnupg.net --recv-key 89DF5277
gpg -a --export 89DF5277 | sudo apt-key add -

sudo apt-get install php5-cli php5-common php5-suhosin
----------------------------------------

Now check
php -v
PHP 5.3.18-1~dotdeb.0 with Suhosin-Patch (cli) (built: Oct 19 2012 08:17:21)

Congratulations, your php is updated with latest version



Reference
http://askubuntu.com/questions/108929/easiest-way-to-upgrade-php-to-latest-version-on-11-10

http://www.dotdeb.org/2010/07/11/dotdeb-packages-are-now-signed/