Bluz\Db\Db::fetchColumn
Returns an array containing one column from the result set rows
Signature
public function fetchColumn(string
$sql,
[array
$params = ] )
Parameters
$sql
— string- SQL query with placeholders
"SELECT id FROM users WHERE ip = :ip" $params
— array- params for query placeholders (optional)
array (':ip' => '127.0.0.1')
Returns
- array