bufr_copy examples

1. To copy only the SYNOP messages from a file

   > bufr_copy -w dataCategory=0 in.bufr out.bufr




2. To copy only the non-SYNOP messages from a file

   > bufr_copy -w dataCategory!=0 in.bufr out.bufr




3. Use the square brackets to insert the value of a key in the name of the output file.

   > bufr_copy in.bufr out_[dataCategory].bufr