php框架CodeIgniter主从数据库配置方法分析

$active_group = 'default';
$active_record = TRUE;
$db['default']['hostname'] = 'localhost';
$db['default']['username'] = 'default_username';
$db['default']['password'] = 'default_password';
$db['default']['database'] = 'default_dbname';
$db['default']['dbdriver'] = 'mysql';
$db['default']['dbprefix'] = '';
$db['default']['pconnect'] = TRUE;
$db['default']['db_debug'] = FALSE;
$db['default']['cache_on'] = FALSE;
$db['default']['cachedir'] = '';
$db['default']['char_set'] = 'utf8';
$db['default']['dbcollat'] = 'utf8_general_ci';
$db['default']['swap_pre'] = '';
$db['default']['autoinit'] = TRUE;
$db['default']['stricton'] = FALSE;
$db['writedb']['hostname'] = '202.187.194.160';
$db['writedb']['username'] = 'writedb_name';
$db['writedb']['password'] = 'writedb_password';
$db['writedb']['database'] = 'writedb_db';
$db['writedb']['dbdriver'] = 'mysql';
$db['writedb']['dbprefix'] = '';
$db['writedb']['pconnect'] = TRUE;
$db['writedb']['db_debug'] = TRUE;
$db['writedb']['cache_on'] = FALSE;
$db['writedb']['cachedir'] = '';
$db['writedb']['char_set'] = 'utf8';
$db['writedb']['char_names'] = 'utf8';
$db['writedb']['dbcollat'] = 'utf8_general_ci';
$db['writedb']['swap_pre'] = '';
$db['writedb']['autoinit'] = TRUE;
$db['writedb']['stricton'] = FALSE;

<"htmlcode">

<"feedback";
$this->load->view('feedbackview',$data);
}
}
"font-size: medium">注意事项：

① 由于写的为主从互备的需要用IP远程调用
② default为默认的可以是localhost也可以是IP
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