MongoDB\Driver\Monitoring\CommandStartedEvent::getRequestId
  Returns the command's request ID
  
 
  Description
  
   final public string MongoDB\Driver\Monitoring\CommandStartedEvent::getRequestId()
  
  
 
  Parameters
  This function has no parameters.
  
 
  Return Values
  
   Returns the command's request ID.
  
  
 
  Errors/Exceptions
  
   - Throws MongoDB\Driver\Exception\InvalidArgumentException on argument parsing errors.