Mds retrieve sessdata

mds_retrieve_sessdata

mds_retrieve_sessdata - Retrieves temporary data for the player.

Description

null mds_retrieve_sessdata(string $holder [, int $index])

Stores temporary data for the player.

Each player can have up to 10 "boxes" of temporary data. This data is unique per player and not shared across script authors.

Parameters

holder: A string variable that will be populated with the retrieved data.
index: Index indicates which "box" to store it in, there are 10 boxes numbered 0 to 9. The default is 0.

Return Values

Returns NULL.

Notes

stored data can be at most 250 chars long

it is valid only until the user logs out

its much faster and less intensive on the server because it is not using database

can be read/set only be the same user that opens the item (it is not shared among users)

it is shared across all items edited by the same script author

Examples

example #1

mds_store_sessdata('bakery', 2);
mds_retrieve_sessdata(@vd, 2);
echo 'sessdata slot 2 contains:'.@vd;

example #2

@vd = array(
  've' => uv('ve'),
  'vp' => uv('vp'),
  't' => time()
);

mds_store_sessdata(serialize(@vd));
mds_retrieve_sessdata(@va);
@va = unserialize(@va);