sort.data.frame.by.index: Sort data frame by columns allowing for different block of...
In lixiangchun/lxctk: Li Xiangchun's tool-kit (lxctk)

Sort data frame by columns allowing for different block of rows.

1	sort.data.frame.by.index(data, idx, col.names=NULL, decreasing=TRUE, rev.colnames=TRUE)

`data`	A data frame to be sorted, e.g. rows are samples and columns are genes.
`idx`	Block indicator, e.g. a vector of cluster IDs of samples in `data`.
`col.names`	Columns specified by names to be sorted in `data`. If absent, sort `data` sequentially from the 1st column to the last column.
`decreasing`	If TRUE sort `data` in decreasing order.
`rev.colnames`	If TRUE reverse column names before sorting `data`.