| abstract public getServerChanges ( string $folderId, integer $from_ts, integer $to_ts, integer $cutoffdate, boolean $ping ) : array | ||
| $folderId | string | The server id of the collection to check. |
| $from_ts | integer | The starting timestamp. |
| $to_ts | integer | The ending timestamp. |
| $cutoffdate | integer | The earliest date to retrieve back to. |
| $ping | boolean | If true, returned changeset may not contain the full changeset, may only contain a single change, designed only to indicate *some* change has taken place. The value should not be used to determine *what* change has taken place. |
| return | array | A list of messge uids that have chnaged in the specified time period. |
public abstract function getServerChanges($folderId, $from_ts, $to_ts, $cutoffdate, $ping);