按行排序矩阵行

I have a matrix m :

我有一个矩阵m:

m <- matrix(c(1, 8, 3, 1, 2, 4, 9, 0, 0), nrow = 3, byrow = TRUE)
m

     [,1] [,2] [,3]
[1,]    1    8    3
[2,]    1    2    4
[3,]    9    0    0
m <- matrix(c(