dbplus_errcode
  Get error string for given errorcode or last error
  
 
 
  Description
  
   string dbplus_errcode
    ([ int $errno
  ] )
  
  
 
  Parameters
  
   
    
     - 
errno
- 
      
       The error code. If not provided, the result code of the last db++
       operation is assumed.
       
 
 
  Return Values
  
   Returns the error message.
  
  
 
  Notes
  WarningThis 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.