Syntax: SQL_resid([object $link])

Get or set the SQL ressource identifier.

Parameters

Optional $link
The new ressource identifier to use by default.

Return values

If $link is not provided, the current ressource identifier is returned. If it is provided, the status of the session on the remote server will be verified. If the verification fail, FALSE will be returned and the current ressource ID will be kept. Otherwise, TRUE will be returned.

Examples:

Get the current ressource identifier and assign it to the resid variable
$resid = SQL_resid();

Set a new ressource identifier
SQL_resid($newResID)