如何计算phalcon查询返回的行数？

Question

我如何计算mysql查询返回的行数？ 使用PHP Phalcon Framework ..

我的查询

$result = $connection->query("SELECT * FROM robots ORDER BY name");

Answer 1

你可以在这里试试这个文档

$result = $connection->query("SELECT * FROM robots ORDER BY name");
echo 'There are ', $result->numRows(), ' rows in the resulset';

Answer 2

  $result = $connection->query("SELECT * FROM robots ORDER BY name");
  $result->setFetchMode(Phalcon\Db::FETCH_NUM);

请参阅： http ： //docs.phalconphp.com/en/latest/api/Phalcon_Db.html

Answer 3

 echo $result->numRows();
 print_r($result->fetchAll());

Answer 4

计算结果集的替代方法

$result->count();

要么

count($result);

Answer 5

尝试

$result = $connection->query("SELECT * FROM robots ORDER BY name");
echo $result->numRows();