Select year by index
selyearidx.Rd
Selects field elements from infile2 according to a year index from infile1. The index of the year in infile1 should be the result of corresponding yearminidx or yearmaxidx operations, respectively.
selyearidx.Rd
Selects field elements from infile2 according to a year index from infile1. The index of the year in infile1 should be the result of corresponding yearminidx or yearmaxidx operations, respectively.