/**
* Returns the number of elements in the collection.
*
* @link http://php.net/manual/en/class.countable.php
*
* @return int
*/
public function count()
{
if ($this->data === null && $this->sql instanceof Sql && is_array($this->sql->groupBy) && count($this->sql->groupBy) === 0) {
$sql = $this->sql->select('COUNT(*)')->limit(false)->offset(false);
$count = intval(Connection::instance($this->dbLink)->fetchValue($sql));
if ($this->sql->offset) {
$count -= $this->sql->offset;
if ($count < 0) {
return 0;
}
}
if ($this->sql->limit !== false && $count > $this->sql->limit) {
$count = $this->sql->limit;
}
return $count;
}
$this->dataToArray();
return count($this->data);
}
