ifxus_read_slob
    (PHP 3 >= 3.0.4, PHP 4, PHP 5)
ifxus_read_slob -- Reads nbytes of the slob object
Description
string 
ifxus_read_slob ( int bid, int nbytes )
     Reads nbytes of the slob object. bid is an
     existing slob id and nbytes is the number
     of bytes to read. Return FALSE on error otherwise the string.