yum install httpd httpd-devel   //安装apache
/etc/init.d/httpd start   //启动apache

yum install mysql mysql-server   //安装mysql
/etc/init.d/mysqld start   //启动mysql

yum install php php-devel   //安装php
/etc/init.d/httpd restart   //重启apache使php生效

<?php phpinfo(); ?>

yum install php-mysql php-gd php-imap php-ldap php-odbc php-pear php-xml php-xmlrpc
/etc/init.d/httpd restart   //安装完扩展之后需要再次重启apache

<?php
$con = mysql_connect("10.0.@.@@","@@","@@");
if (!$con)
  {
  die('Could not connect: ' . mysql_error());
  }
mysql_select_db("mydb", $con);
$result = mysql_query("SELECT * FROM sys_user");
while($row = mysql_fetch_array($result))
  {
  echo $row['UserName'] . " " . $row['PassWord'] . " " . $row['id'];
  echo "<br />";
  }
mysql_close($con);
?>