I have tab separated text file, the number of fields is not the same for every record. But I want to replace all tabs with commas after 3rd tab in the file.
100 Apple COOK USA EUROPE CHINA 200 Micro BIIL UK INDIA 300 Saums Chul SK
Required out put:
100 Apple COOK USA,EUROPE,CHINA 200 Micro BIIL UK,INDIA 300 Saums Chul SK