To sort samples by time-point sequenced, assume the labels are sorted lexicographically.
That is, d10 will be sorted before d5 unless the labels use leading 0s, e.g. d05 and d10.
The sample timepoint is a character value rather than numeric because it is used internally for column naming.
To sort samples by time-point sequenced, assume the labels are sorted lexicographically.
That is, d10 will be sorted before d5 unless the labels use leading 0s, e.g. d05 and d10.
The sample timepoint is a character value rather than numeric because it is used internally for column naming.