$query = DB::query(Database::SELECT, "select * from users where username like :username") ;
$query->param(':username', $username) ;
$query->parameters(array(
':username' => '%'. $username. '%'
)) ;
$result = $query->execute()->as_array() ;
if ($result->count() > 0)
{
return $result ;
}
else
{
return null ;
}
ErrorException [Fatal Error]:在非对象上调用成员函数count()
如何获取查询结果?
如果$result = $query->execute()->as_array() ;
返回一个数组,你的If语句应该是
if (count($result) > 0)
{
return $result ;
}
else
{
return null ;
}