library\think\Env.php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006~2016 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: liu21st
// +----------------------------------------------------------------------
namespace think;
class Env
{
/**
* 获取环境变量值
* @param string $name 环境变量名（支持二级 .号分割）
* @param string $default 默认值
* @return mixed
*/
public static function get($name, $default = null)
{
$result = getenv(ENV_PREFIX . strtoupper(str_replace('.', '_', $name)));
if (false !== $result) {
return $result;
} else {
return $default;
}
}
}