MongoDB\Driver\Monitoring\CommandStartedEvent::getCommandName
  Returns the command name
  
 
  説明
  
   final public string MongoDB\Driver\Monitoring\CommandStartedEvent::getCommandName()
  
  
 
 
  戻り値
  
   Returns the command name.
  
  
 
  エラー / 例外
  
   - Throws MongoDB\Driver\Exception\InvalidArgumentException on argument parsing errors.