/**
* Update
*/
public function update($data)
{
// Merge new data with old data
$this->data = array_merge($this->data, $data);
// Add the key to the data for the purposes of parameter
// binding for the WHERE clause
$data[static::$key] = $this->id;
// Update
Sql::update(static::$table, $data, Sql::where([static::$key => $this->id]));
return $this->id;
}
