Number of posts of page to return. Note that number can be sometimes
higher or lower, depending on status of API.
since
A UNIX timestamp or strtotime data value that points to
the start of the time range to be searched. For more information on the
accepted values, see: http://php.net/manual/en/function.strtotime.php
until
A UNIX timestamp or strtotime data value that points to
the end of the time range to be searched. For more information on the
accepted values, see: http://php.net/manual/en/function.strtotime.php
## Not run:
## Find Facebook ID for R-Users Facebook group
load("fb_oauth")
ids <- searchGroup(name="rusers", token=fb_oauth)
ids[1,] # id = 18533493739
## Downloading posts from R-Users Facebook group
group <- getGroup(group_id=18533493739, token=fb_oauth)
## Downloading posts from R-Users Facebook group in January 2013
group <- getGroup(group_id=18533493739, token=fb_oauth,
since='2013/01/01', until='2013/01/31')
## End(Not run)
providing 
.