LONGSTRING LEFT dest%(), src%(), nbr
Will copy the left hand 'nbr' characters from 'src%()' to 'dest%()' overwriting whatever was in 'dest%()'. i.e. copy from the beginning of 'src%()'. 'src%()' and 'dest%()' must be long string variables. 'nbr' must be an integer constant or expression.
See also: LEFT$() - regular string left extraction function.