仓库盘点功能-ThinkPHP_学习随笔

public function check() {
    $db = M('Bookinfo');
    $region = I('post.region');
    $c = $db -> count();
    for ($i=1; $i < $c ; $i++) {
        $data[$i] = $db -> where(array('region' => $i)) -> field('amount')-> select();
        if (!empty($data[$i])) {
            foreach ($data[$i] as $key => $value) {
                if (is_array($value)) {
                    foreach ($value as $keys => $values) {
                        $data_array[$i] = $data_array[$i] + $values;
                    }
                }
            }
        } else {
            break;
        }
    }
    foreach ($data_array as $key => $value) {
        $count = $count + $value;
    }
    $this -> assign('count', $count);
    $this -> assign('check', $data_array);
    $this -> display('check');
}

public function count() {
    $arr = I('post.');
    foreach ($arr as $key => $value) {
        if ($key == "amount") {
            $amount = $arr[$key];
        } elseif ($key == "count") {
            $count = $arr[$key];
        }
    }
    for ($i=0; $i < count($amount) ; $i++) { 
        if ($amount[$i] - $count[$i] > 0) {
            $result[$i] = '亏损';
        } else {
            $result[$i] = '盈余';
        }
    }
    if (array_sum($amount) - array_sum($count) > 0) {
        $res = "盘亏";
    } else {
        $res = "盘盈";
    }
    $this -> assign('result', $result);
    $this -> assign('res', $res);
    ManageController::check();
    $this -> display('check');
}

function check 统计总数;

function count 生成结果;