> fread("A,100,200\n,300,400\n,500,600") A 100 200 1: NA 300 400 2: NA 500 600
A better guess here would be that all rows are data...
> fread("A,100,200\n,300,400\n,500,600") A 100 200 1: NA 300 400 2: NA 500 600A better guess here would be that all rows are data...