(PHP 3 <= 3.0.18, PHP 4 >= 4.0.0)
pg_fieldisnull -- Test if a field is
NULLDescription
int pg_fieldisnull (resource result, int row, mixed field)
pg_fieldisnull() test if a field is NULL or
not. It returns 1 if the field in the given row is NULL. It
returns 0 if the field in the given row is NOT NULL. Field can
be specified as colum index (number) or fieldname (string). Row
numbering starts at 0.