pg_field_is_null

 int pg_field_is_null ( resource $result , int $row , mixed $field ) 

説明

pg_field_is_null() tests if a field in a PostgreSQL result resource is SQL NULL or not. Note: This function used to be called pg_fieldisnull().

戻り値

Returns 1 if the field in the given row is SQL NULL, 0 if not. FALSE is returned if the row is out of range, or upon any other error.