- $result .= 'report_option='. @row_option[$row->upload - 1]
- if @row_option[$row->upload - 1];
- $result .= 'report_option='. @column_option[$row->download - 1]
- if @column_option[$row->download - 1];
+ my @ro = grep $_,
+ @row_option[$row->upload - 1],
+ @column_option[$row->download - 2],
+ @technology_option[$row->technology_code - 1],
+ ;
+ $result .= 'report_option='. join(',',@ro) if @ro;