| public setCommandHandler ( string $commandID, mixed $callback = null ) | ||
| $commandID | string | Command ID. |
| $callback | mixed | A valid callable object, or NULL to unset the handler. |
public function setCommandHandler($commandID, $callback = null)
{
$commandID = strtoupper($commandID);
if (!isset($callback)) {
unset($this->commands[$commandID]);
return;
}
if (!is_callable($callback)) {
throw new \InvalidArgumentException('The argument must be a callable object or NULL.');
}
$this->commands[$commandID] = $callback;
}