(PHP 4 <= 4.1.0, PECL dbplus >= 0.9)
dbplus_prev — Get previous tuple from relation
Reads the data for the previous tuple for the given relation, makes it the current tuple and will pass it back as an associative array in tuple.
A relation opened by dbplus_open().
Returns DBPLUS_ERR_NOERR on success or a db++ error code on failure.
This function is EXPERIMENTAL. The behaviour of this function, its name, and surrounding documentation may change without notice in a future release of PHP. This function should be used at your own risk.