remove ^M characters from file using sed

Question

I have this line inside a file:

ULNET-PA,client_sgcib,broker_keplersecurities
,KEPLER

I try to get rid of that ^M (carriage return) charact

Answer 1

This is the better way to achieve

tr -d '\015' < inputfile_name > outputfile_name

Later rename the file to original file name.