Add row groups of an object of ztable
addrgroup(
z,
rgroup,
n.rgroup,
cspan.rgroup = NULL,
color = "black",
bg = "white"
)
An object of ztable
A character vector indicating names of row group. Default value is NULL
A integer vector indicating the numbers of rows included in each rgroup Default value is NULL
An integer indicating the column span of rgroup
A character vector indicating the font color of rgroup.
A character vector indicating the background color of rgroup.