<?php phpinfo() ?>

<?php
    $link = mysql_connect("localhost", "[用户名]", "[密码]");
    if (!$link)
    {
            die(‘Could not connect: ‘.mysql_error());
    }
    else echo "MySQL连接成功";
    mysql_close($link);
?>

$ sudo apt-cache search php5
libapache2-mod-php5 - server-side, HTML-embedded scripting language (Apache 2 module)
php-pear - PEAR - PHP Extension and Application Repository
php5 - server-side, HTML-embedded scripting language (metapackage)
php5-cgi - server-side, HTML-embedded scripting language (CGI binary)
php5-cli - command-line interpreter for the php5 scripting language
php5-common - Common files for packages built from the php5 source
php5-curl - CURL module for php5
php5-dbg - Debug symbols for PHP5
php5-dev - Files for PHP5 module development
php5-gd - GD module for php5
php5-gmp - GMP module for php5
php5-ldap - LDAP module for php5
php5-mysql - MySQL module for php5
php5-odbc - ODBC module for php5
php5-pgsql - PostgreSQL module for php5
php5-pspell - pspell module for php5
php5-recode - recode module for php5
php5-snmp - SNMP module for php5
php5-sqlite - SQLite module for php5
php5-tidy - tidy module for php5
php5-xmlrpc - XML-RPC module for php5
php5-xsl - XSL module for php5
cakephp - MVC rapid application development framework for PHP
dwoo - PHP5 template engine
jffnms - web-based Network Management System (NMS) for IP networks
libapache2-mod-php5filter - server-side, HTML-embedded scripting language (apache 2 filter module)
libexpect-php5 - expect module for PHP 5
libgv-php5 - PHP5 bindings for graphviz
libkohana2-modules-php - lightweight PHP5 MVC framework (extension modules)
libkohana2-php - lightweight PHP5 MVC framework
libkohana3.1-core-php - PHP5 framework core classes
libkohana3.1-php - PHP5 framework metapackage
libkohana3.2-core-php - PHP5 framework core classes
libkohana3.2-php - PHP5 framework metapackage
libow-php5 - Dallas 1-wire support: PHP5 bindings
libphp-jpgraph - Object oriented graph library for php5
libphp-jpgraph-examples - Object oriented graph library for php5 (examples)
php-auth - PHP PEAR modules for creating an authentication system
php-codesniffer - tokenises PHP code and detects violations of a defined set of coding standards
php-doc - Documentation for PHP5
php-imlib - PHP Imlib2 Extension
php5-adodb - Extension optimising the ADOdb database abstraction library
php5-auth-pam - A PHP5 extension for PAM authentication
php5-enchant - Enchant module for php5
php5-exactimage - fast image manipulation library (PHP bindings)
php5-ffmpeg - audio and video support via ffmpeg for php5
php5-fpm - server-side, HTML-embedded scripting language (FPM-CGI binary)
php5-geoip - GeoIP module for php5
php5-imagick - ImageMagick module for php5
php5-imap - IMAP module for php5
php5-interbase - interbase/firebird module for php5
php5-intl - internationalisation module for php5
php5-lasso - Library for Liberty Alliance and SAML protocols - PHP 5 bindings
php5-librdf - PHP5 language bindings for the Redland RDF library
php5-mapscript - php5-cgi module for MapServer
php5-mcrypt - MCrypt module for php5
php5-memcache - memcache extension module for PHP5
php5-memcached - memcached extension module for PHP5, uses libmemcached
php5-midgard2 - Midgard2 Content Repository - PHP5 language bindings and module
php5-ming - Ming module for php5
php5-mysqlnd - MySQL module for php5 (Native Driver)
php5-ps - ps module for PHP 5
php5-radius - PECL radius module for PHP 5
php5-remctl - PECL module for Kerberos-authenticated command execution
php5-rrd - rrd module for PHP 5
php5-sasl - Cyrus SASL extension for PHP 5
php5-suhosin - advanced protection module for php5
php5-svn - PHP Bindings for the Subversion Revision control system
php5-sybase - Sybase / MS SQL Server module for php5
php5-tokyo-tyrant - PHP interface to Tokyo Cabinet‘s network interface, Tokyo Tyrant
php5-uuid - OSSP uuid module for php5
php5-xcache - Fast, stable PHP opcode cacher
php5-xdebug - Xdebug Module for PHP 5
phpunit - Unit testing suite for PHP5
$