array('id' => 1, 'title' => '平板电脑', 'probability' => 0.5), '1' => array('id' => 2, 'title' => '数码相机', 'probability' => 0.15), '2' => array('id' => 3, 'title' => '音箱设备', 'probability' => 0.25), '3' => array('id' => 4, 'title' => '4G优盘', 'probability' => 24.5), '4' => array('id' => 5, 'title' => '10Q币', 'probability' => 3.5), ); $lottery = new Lottery(); // 初始化抽奖配置,抽奖 $gift = $lottery->init($awards)->getDraw(); debug($gift);